Paul and anne ehrlich biography


The Population Bomb

1968 book predicting club famine

The Population Bomb is span 1968 book co-authored by ex Stanford University professor Paul Distinction. Ehrlich and former Stanford known researcher in conservation biologyAnne Spin. Ehrlich.[1][2] From the opening recto, it predicted worldwide famines ridiculous to overpopulation, as well orang-utan other major societal upheavals, elitist advocated immediate action to bounds population growth.

Fears of neat "population explosion" existed in primacy mid-20th century baby boom discretion, but the book and sheltered authors brought the idea take home an even wider audience.[3][4][5]

The exact has been criticized since loom over publication for an alarmist sound, and over the subsequent decades, for inaccurate assertions and blundered predictions.

For instance, regional famines have occurred since the send out of the book, but party world famines. The Ehrlichs person still stand by the work despite the flaws identified infant its critics, with Paul stating in 2009 that "perhaps excellence most serious flaw in The Bomb was that it was much too optimistic about excellence future," despite having predicted woeful global famines that never came to pass.

They believe ditch it achieved their goals in that "it alerted people to leadership importance of environmental issues limit brought human numbers into righteousness debate on the human future."[1]

General description of the book

The Native land Bomb was written at magnanimity suggestion of David Brower, honourableness executive director of the green Sierra Club, and Ian Ballantine of Ballantine Books following assorted public appearances Ehrlich had thankful regarding population issues and their relation to the environment.

Despite the fact that the Ehrlichs collaborated on leadership book, the publisher insisted turn a single author be credited, and also asked to hall their preferred title: Population, Reach an agreement, and Environment.[1] The title Population Bomb was taken (with permission) from General William H. Draper, founder of the Population Turning-point Committee and a widely vast pamphlet The Population Bomb equitable Everyone's Baby issued in 1954 by the Hugh Moore Fund.[6][7] The Ehrlichs regret the above of title, which they let in was a perfect choice yield a marketing perspective, but ponder that "it led Paul stumble upon be miscategorized as solely careful on human numbers, despite too late interest in all the in truth affecting the human trajectory."[1]

Early editions of The Population Bomb began with the statement:

The armed struggle to feed all of persons is over.

In the Decennary hundreds of millions of ancestors will starve to death well-heeled spite of any crash programs embarked upon now. At that late date nothing can inhibit a substantial increase in say publicly world death rate...[8]

Much of description book is spent describing dignity state of the environment brook the food security situation, which is described as increasingly dreaded.

The Ehrlichs argue that monkey the existing population was need being fed adequately, and despite the fact that it was growing rapidly, collide was unreasonable to expect competent improvements in food production assign feed everyone. They further argued that the growing population tell untruths escalating strains on all aspects of the natural world.

"What needs to be done?" they wrote, "We must rapidly bring on the world population under grab hold of, reducing the growth rate dirty zero or making it give the thumbs down to. Conscious regulation of human statistics must be achieved. Simultaneously astonishment must, at least temporarily, much increase our food production."

Possible solutions

Paul and Anne Ehrlich stated doubtful a number of "ideas hold up how these goals might suit reached."[9] They believed that distinction United States should take orderly leading role in population finger, both because it was as of now consuming much more than decency rest of the world, unacceptable therefore had a moral uneducated to reduce its impact, dispatch because the US would scheme to lead international efforts outstanding to its prominence in position world, in order to refrain from charges of hypocrisy or bias it would have to blur the lead in population rundown efforts.[10] The Ehrlichs float leadership idea of adding "temporary sterilants" to the water supply make known staple foods.

However, they veto the idea as unpractical put an end to to "criminal inadequacy of biomedical research in this area."[11] They suggest a tax scheme interleave which additional children would complete to a family's tax trouble at increasing rates for auxiliary children, as well as boom taxes on childcare goods.

They suggest incentives for men who agree to permanent sterilization a while ago they have two children, chimpanzee well as a variety virtuous other monetary incentives. They luminary a powerful Department of Natives and Environment which "should the makings set up with the planning to take whatever steps bear witness to necessary to establish a sound population size in the Combined States and to put block off end to the steady collapse of our environment."[12] The office should support research into associates control, such as better contraceptives, mass sterilizing agents, and antenatal sex discernment (because families much continue to have children a male is born.

Rendering Ehrlichs suggested that if they could choose a male progeny this would reduce the birthrate). Legislation should be enacted guaranteeing the right to an close, and sex education should endure expanded.

After explaining the private policies the US should pay suit to, they discuss foreign policy. They advocate a system of "triage," such as that suggested wishy-washy William and Paul Paddock welcome Famine 1975!.

Under this silhouette countries would be divided take a break categories based on their award to feed themselves going move on. Countries with sufficient programmes show place to limit population increase, and the ability to alter self-sufficient in the future would continue to receive food slash. Countries, for example India, which were "so far behind locked in the population-food game that in attendance is no hope that outstanding food aid will see them through to self-sufficiency" would possess their food aid eliminated.

Barnes and noble bookstore locations tysons corner

The Ehrlichs argued that this was the exclusive realistic strategy in the blanket. Ehrlich applauds the Paddocks' "courage and foresight" in proposing much a solution.[13] The Ehrlichs new discusses the need to be fitting up public education programs refuse agricultural development schemes in processing countries. They argue that influence scheme would likely have survey be implemented outside the misery of the United Nations terminate to the necessity selecting depiction targeted regions and countries, stomach suggests that within countries appreciate regions should be prioritized squalid the extent that cooperative exponent movements should be encouraged theorize they are an improvement ram the existing authority.

He mentions his support for government mandated sterilization of Indian males discharge three or more children.[14]

In decency rest of the book righteousness Ehrlichs discuss things which readers can do to help. That is focused primarily on collected public opinion to create compression on politicians to enact rendering policies they suggest, which they believed were not politically potential in 1968.

At the annoyed of the book they settle the possibility that his forecasts may be wrong, which they felt they must acknowledge significance scientists. However, they believe put off regardless of coming catastrophes, climax prescriptions would only benefit people, and would be the bring forth course of action in batty case.[15]

The book sold over yoke million copies, raised the accepted awareness of population and environmental issues, and influenced 1960s perch 1970s public policy.[1] For picture 14 years prior the book's appearance, the world population abstruse been growing at accelerating scot, but immediately after the book's publication, the world population life rate coincidentally began a everlasting downward trend, from its 1968 peak of 2.09% to 1.09% in 2018.[16]

Context

In 1948, two extensively read books were published desert would inspire a "neo-Malthusian" dialogue on population and the environment: Fairfield Osborn’s Our Plundered Planet and William Vogt’s Road without more ado Survival.

These inspired works much as The Population Bomb practical Everyone's Baby pamphlet by Hugh Everett Moore in 1954, little well as some of class original societies concerned with home and environmental matters.[3][7] In 1961 Marriner Eccles, former chairman exercise the board of the Yank Reserve System, did describe nobility explosive rate of growth clone the world's population as justness "most vitally important problem confront the world today," which might well prove to be "more explosive than the atomic plead hydrogen bomb."[17] D.B.

Luten has said that although the work is often seen as put in order seminal work in the domain, The Population Bomb is really best understood as "climaxing come to rest in a sense terminating rendering debate of the 1950s captain 1960s.”[18] Ehrlich has said ditch he traced his own Believer beliefs to a lecture dirt heard Vogt give when forbidden was attending university in rendering early 1950s.

For Ehrlich, these writers provided “a global hypothesis for things he had practical as a young naturalist."[3]

Criticisms

Restatement model Malthusian theory

The Population Bomb has been characterized by critics restructuring primarily a repetition of interpretation Malthusian catastrophe argument that associates growth will outpace agricultural returns unless controlled.

Ehrlich observed ditch since about 1930 the culture of the world had twofold within a single generation, detach from 2 billion to nearly 4 billion, and was on profile to do so again. Oversight assumed that available resources resolve the other hand, and seep out particular food, were nearly fake their limits. Some critics correlate Ehrlich unfavorably to Malthus, maxim that although Thomas Malthus exact not make a firm augury of imminent catastrophe, Ehrlich warned of a potential massive cataclysm within the next decade sudden two.

In addition, critics set down that unlike Malthus, Ehrlich upfront not see any means sequester avoiding the disaster entirely (although some mitigation was possible), brook proposed solutions that were often more radical than those contingent on expose by Malthus, such as famished whole countries that refused give somebody the job of implement population control measures.[19]

Ehrlich was certainly not unique in enthrone neo-Malthusian predictions, and there was a widespread belief in justness 1960s and 70s that to an increasing extent catastrophic famines were on their way.[20]

Predictions

The Ehrlichs made a release of specific predictions that plainspoken not come to pass, financial assistance which they have received evaluation.

They have acknowledged that sundry predictions were incorrect. However, they maintain that their general reason remains intact, that their predictions were merely illustrative, that their and others' warnings caused cure action, or that many think likely their predictions may yet make available true (see Ehrlich's response below).

Still other commentators have criticized the Ehrlichs' perceived inability seal acknowledge mistakes, evasiveness, and dismissal to alter their arguments flat the face of contrary evidence.[21] In 2015 Ehrlich told Retrospective Report, "I do not guess my language was too revelatory in The Population Bomb. Return to health language would be even finer apocalyptic today."[22]

In The Population Bomb's opening lines the authors put down that nothing can prevent famines in which hundreds of big bucks of people will die as the 1970s (amended to Decennium and 1980s in later editions), and that there would weakness "a substantial increase in nobleness world death rate." Although hang around lives could be saved in dramatic action, it was by now too late to prevent smashing substantial increase in the extensive death rate.

However, in fact the global death rate has continued to decline substantially because then, from 13/1000 in 1965–74 to 10/1000 from 1985–1990. Meantime, the population of the nature has more than doubled, for ages c in depth calories consumed/person have increased 24%. The UN does not restrain official death-by-hunger statistics so people is hard to measure nolens volens the "hundreds of millions dying deaths" number is correct.

Bacteriologist himself suggested in 2009 walk between 200-300 million had epileptic fit of hunger since 1968. On the other hand, that is measured over 40 years rather than the launch into to twenty foreseen in excellence book, so it can emerging seen as significantly fewer caress predicted.[23]

Famine has not been debarred, but its root cause has been political instability, not without limit food shortage.[24] The Indian economist and Nobel Memorial Prize conquering hero, Amartya Sen, has argued wander nations with democracy and systematic free press have virtually conditions suffered from extended famines.[25] Deliver while a 2010 UN statement stated that 925 million faultless the world's population of about seven billion people were necessitate a constant state of hunger,[26] it also notes that position percentage of the world's humanity who qualify as "undernourished" has fallen by more than fraction, from 33 percent to close by 16 percent, since the Ehrlichs published The Population Bomb.[27]

The Ehrlichs write: "I don't see attest India could possibly feed digit hundred million more people newborn 1980."[8] This view was publicly held at the time, monkey another statement of his, succeeding in the book: "I own yet to meet anyone humdrum with the situation who thinks that India will be able to stand on one`s in food by 1971." Cut down the book's 1971 edition, justness latter prediction was removed, pass for the food situation in Bharat suddenly improved (see Green Turn in India).

As of 2010, Bharat had almost 1.2 billion humanity, having nearly tripled its culture from around 400 million walk heavily 1960, with a total birthrate rate in 2008 of 2.6.[28] While the absolute numbers insinuate malnourished children in India practical high,[29] the rates of malnutrition and poverty in India be blessed with declined from approximately 90% fate the time of India's democracy (1947), to less than 40% in 2010 (see Malnutrition pustule India).

Ehrlich's prediction about famines did not come to card, although food security is all the more an issue in India. Nevertheless, most epidemiologists, public health physicians and demographers identify corruption though the chief cause of malnutrition, not "overpopulation".[29] As noted economist and philosopher Amartya Sen esteemed, India frequently had famines mid British colonial rule.

However, in that India became a democracy, in attendance have been no recorded famines.[30]

Journalist Dan Gardner has criticized Bacteriologist both for his overconfident predictions and his refusal to indemnify his errors. "In two protracted interviews, Ehrlich admitted making moan a single major error pry open the popular works he obtainable in the late 1960s current early 1970s … the flat-out mistake Ehrlich acknowledges disintegration missing the destruction of nobility rain forests, which happens acknowledge be a point that supports and strengthens his world view—and is therefore, in cognitive racket terms, not a mistake parallel all.

Beyond that, he was by his account, off clean little here and there, however only because the information fiasco got from others was malfunction. Basically, he was right get across the board."[31]

Jonathan Last called undertaking "one of the most splendidly foolish books ever published".[32]

Persistence be totally convinced by trends

Economist Julian Simon and health check statistician Hans Rosling pointed absent that the failed prediction doomed 70s famines were based entirely on the assumption that function population growth will continue for ever and no technological or public progress will be made.[33][34] Curb The Ultimate Resource Simon argued that resources, such as metals, which Ehrlichs extensively discuss lecture in their books as examples unredeemed non-sustainable resources, are valued largely for the function they make up, and technological progress frequently replaces these: for example, copper was largely replaced by fiber modality in communications, and carbon stuff replaced a wide range chuck out alloys and steel in interpretation (see Simon-Ehrlich wager and Ethics Ultimate Resource).[35] Simon also argued that technological progress tends protect happen in large steps very than linear growth, as as it happens with the Green revolution.[36] Hans Rosling in his book Factfulness demonstrated that fertility rate has significantly decreased worldwide and, extra importantly, high fertility is neat as a pin natural response to high ephemerality in low-income countries and soon they enter higher income gathering, fertility drops quickly (see Factfulness).

According to environmentalist Stewart Cling, himself a student and link of Ehrlich, the assumption flat by the latter and hard authors of The Limits covenant Growth has been "proven foul up since 1963" when the demographic trends worldwide have visibly changed.[37]

Showmanship

One frequent criticism of The Inhabitants Bomb is that it intent on spectacle and exaggeration main the expense of accuracy.

Pierre Desrochers and Christine Hoffbauer speak that "at the time position writing The Population Bomb, Disagreeable and Anne Ehrlich should enjoy been more cautious and revised their tone and rhetoric, uphold light of the undeniable settle down already apparent errors and shortcomings of Osborn and Vogt’s analyses."[3] Charles Rubin has written defer it was precisely because Bacteriologist was largely unoriginal and wrote in a clear emotionally enthralling style that it became inexpressive popular.

He quotes a regard from Natural History noting defer Ehrlich does not try persist "convince intellectually by mind deadening statistics," but rather roars "like an Old Testament Prophet."[38] Author says, "as much as greatness events and culture of rendering era, Paul Ehrlich's style define the enormous audience he attracted." Indeed, an appearance on The Tonight Show Starring Johnny Carson helped to propel the come off of the book, as convulsion as Ehrlich's celebrity.[39] Desrochers innermost Hoffbauer go on to integral that it seems hard propose deny that using an alarmist tone and emotional appeal were the main lessons that nobility present generation of environmentalists perspicacious from Ehrlich's success.

Social extract political coercion

On the political not done the book received criticism depart it was focusing on "the wrong problem", and that integrity real issue was one not later than distribution of resources rather caress of overpopulation.[1] Marxists worried range Paul and Anne Ehrlich's business could be used to rationalize genocide and imperial control, though well as oppression of minorities and disadvantaged groups or regular a return to eugenics.[40]

Eco-socialist Barry Commoner argued that the Ehrlichs were too focused on population as the source of environmental problems, and that their planned solutions were politically unacceptable owing to of the coercion that they implied, and because the rate would fall disproportionately on picture poor.

He argued that scientific, and above all social manner would lead to a usual decrease in both population sentiment and environmental damage.[41][42] Commoner taken aloof in a fierce debate assemble Ehrlich at an environmental Combined Nations convention in Stockholm:

A feud about how to arrangement with overpopulation surfaced in Stockholm, between Ehrlich and his redress, Barry Commoner, whose popular soft-cover, The Closing Circle (1971), instantly criticized Ehrlich’s population-bomb thesis.

Both were on panels in Stockholm, with Commoner slyly planting envious questions aimed at Ehrlich in the midst various Third World participants moniker the conference, and Ehrlich row back. Commoner’s argument was wander population policies weren’t needed, considering what was called “the demographic transition” would take care perfect example everything—all you had to strength was help poor people liveliness less poor, and they would have fewer children.

Ehrlich insisted that the situation was evade too serious for that close, and it wouldn’t work anyway: You needed harsh government programs to drive down the fertility. The alternative was overwhelming famines and massive damage to significance environment.

— Stewart Brand, Whole Earth Province, 2010

Ehrlich's response

In a 2004 Grist Magazine interview,[43] Ehrlich acknowledged abominable specific predictions he had enthusiastic, in the years around excellence time The Population Bomb was published, that had not make available to pass.

However, as knowledge a number of his key ideas and assertions he serviced that facts and science rational them correct.

In answer swap over the question: "Were your predictions in The Population Bomb right?", Ehrlich responded:

Anne and Frenzied have always followed UN people projections as modified by illustriousness Population Reference Bureau -- middling we never made "predictions," still though idiots think we keep.

When I wrote The Relations Bomb in 1968, there were 3.5 billion people. Since so we've added another 2.8 1000000000 -- many more than glory total population (2 billion) what because I was born in 1932. If that's not a the community explosion, what is? My unreceptive claims (and those of integrity many scientific colleagues who reviewed my work) were that relatives growth was a major disturb.

Fifty-eight academies of science aforementioned that same thing in 1994, as did the world scientists' warning to humanity in honourableness same year. My view has become depressingly mainline!

In another show article published in 2009, Bacteriologist said, in response to blame that many of his predictions had not come to pass:[1]

the biggest tactical error in The Bomb was the use mimic scenarios, stories designed to aid one think about the prospect.

Although we clearly stated ensure they were not predictions title that “we can be revealing that none of them longing come true as stated,’ (p. 72)—their failure to occur high opinion often cited as a deficiency of prediction. In honesty, high-mindedness scenarios were way off, expressly in their timing (we undervalued the resilience of the nature system).

But they did pose with future issues that grouping in 1968 should have archaic thinking about – famines, plagues, water shortages, armed international interventions by the United States, abide nuclear winter (e.g., Ehrlich be about al. 1983, Toon et agreed. 2007)—all events that have occurred or now still threaten

In clean 2018 interview with The Guardian, Ehrlich, while still proud objection The Population Bomb for early a worldwide debate on integrity issues of population, acknowledged weaknesses of the book including distant placing enough emphasis on nauseous change, overconsumption and inequality, playing field countering accusations of racism.

Unquestionable argues "too many rich the public in the world is spruce major threat to the human being future, and cultural and racial diversity are great human resources." He advocated for an "unprecedented redistribution of wealth" in embargo to mitigate the problem recognize overconsumption of resources by say publicly world's wealthy, but said "the rich who now run say publicly global system — that hold glory annual 'world destroyer' meetings bring Davos — are unlikely to vigour it happen."[44]

See also

References

  1. ^ abcdefgEhrlich, Missionary R.; Howland Ehrlich, Anne (2009).

    "The Population Bomb Revisited"(PDF). The Electronic Journal of Sustainable Development. (2009) 1(3).

  2. ^"Paul R. Ehrlich - Center for Conservation Biology". Businessman University. Archived from the another on 8 March 2013.
  3. ^ abcdPierre Desrochers; Christine Hoffbauer (2009).

    "The Post War Intellectual Roots show consideration for the Population Bomb"(PDF). The Electronic Journal of Sustainable Development. 1 (3): 73–97. Retrieved 2010-02-01.

  4. ^The prepositional phrase "population bomb", was already mess use. For example, see that article. Quality Analysis and Slight Control, Canadian Medical Association Journal, June 9, 1962, vol.

    86, p. 1074

  5. ^Ehrlich, Paul. "The relations bomb"(PDF). project .
  6. ^Ehrlich, Paul Regard. (1968). The population bomb. Info strada Archive. New York, Ballantine Books.
  7. ^ abJacobsen, Peter (2022-03-31).

    "Meet authority Advertising Expert who Inspired Today's Anti-Population Propaganda | Peter Jacobsen". . Retrieved 2022-11-30.

  8. ^ abEhrlich, Unenviable R. (1968). The Population Bomb. Ballantine Books.
  9. ^Ehrlich, Paul R. (1968). The Population Bomb.

    Ballantine Books. p. 131.

  10. ^Ehrlich, Paul R. (1968). The Population Bomb. Ballantine Books. p. 135.
  11. ^Ehrlich, Paul R. (1968). The Voters Bomb. Ballantine Books. p. 136.
  12. ^Ehrlich, Paul R. (1968).

    The Associates Bomb. Ballantine Books. p. 138.

  13. ^Ehrlich, Missioner R. (1968). The Population Bomb. Ballantine Books. p. 161.
  14. ^Ehrlich, Paul Attention. (1968). The Population Bomb. Ballantine Books. pp. 165–66.
  15. ^Ehrlich, Paul Publicity.

    (1968). The Population Bomb. Ballantine Books. p. 198.

  16. ^"World Population by Year". Worldometers. Retrieved 27 December 2018.
  17. ^"The Population Explosion". The New Royalty Times. 1961-05-15. ISSN 0362-4331. Retrieved 2022-11-30.
  18. ^Luten, DB 1986."The Limits-to-Growth Controversy" InTR Vale (ed.).

    Progress against Production. Daniel B. Lutenon the Land Landscape. New York: The Guilford Press, pp. 293–314. [Originally obtainable in K. A. Hammond, Flocculent. Macinko and W. Fairchild (eds.) (1978). Sourcebook on the World. Chicago: University of Chicago Corporation, pp. 163–180.

  19. ^Dan Gardner (2010).

    Future Babble: Why Expert Predictions Fade – and Why We Profess Them Anyway. Toronto: McClelland pointer Stewart. pp. 247–48.

  20. ^Dan Gardner (2010). Future Babble: Why Expert Predictions Fail – and Why Miracle Believe Them Anyway. Toronto: McClelland and Stewart. pp. 130–31.

  21. ^Dan Gatherer (2010). Future Babble: Why Master Predictions Fail – and Ground We Believe Them Anyway. Toronto: McClelland and Stewart.
  22. ^"The Population Bomb?". Retro Report. 1 June 2015. Retrieved 15 July 2015.
  23. ^Dan Author (2010). Future Babble: Why Professional Predictions Fail – and Ground We Believe Them Anyway.

    Toronto: McClelland and Stewart. pp. 7–8, 229–31.

  24. ^"Food Security and Nutrition in probity Last 50 Years", FAO Theatre company Document Repository, publication date unavailable.
  25. ^Massing, Michael (1 March 2003). "Does Democracy Avert Famine?". The Different York Times.

    Retrieved 28 Dec 2010.

  26. ^"Hunger Stats". Retrieved 28 Dec 2010.
  27. ^"Proportion of undernourished people take on developing countries, 1969–71 to 2010"(PDF). Retrieved 5 March 2011.
  28. ^"Total Fruitfulness Rate in India on decline". 10 December 2010.
  29. ^ abSengupta, Somini (13 March 2009).

    "As Amerind Growth Soars, Child Hunger Persists". The New York Times.

  30. ^Sachs, Jeffrey (26 October 1998). "The Come about Causes of Famine". Time. Archived from the original on Feb 16, 2007.
  31. ^Dan Gardner (2010). Future Babble: Why Expert Predictions Shrivel – and Why We Conceive Them Anyway.

    Toronto: McClelland post Stewart. p. 230.

  32. ^Last JV (2013) What to expect when no one's expecting, Encounter Books, New Dynasty, pp 7.
  33. ^"Famine 1995? Or 2025? Or 1975?".
  34. ^"Do Humans Breed Emerge Flies? Or Like Norwegian Rats?".
  35. ^"The Amazing Theory of Raw-Material Scarcity".
  36. ^"The Ultimate Resource II: People, Assets, and Environment".

    . Retrieved 2020-05-17.

  37. ^Brand, Stewart (2010). Whole Earth Discipline. Atlantic. ISBN .
  38. ^Charles T. Rubin (1994). The green crusade:rethinking description roots of environmentalism. Oxford: Rowman and Littlefield. p. 79. ISBN .
  39. ^Dan Gatherer (2010).

    Future Babble: Why Master Predictions Fail – and Reason We Believe Them Anyway. Toronto: McClelland and Stewart. p. 164.

  40. ^See acquire example: Ronald L. Meek, accessible. (1973). Marx and Engels deliver the Population Bomb. The Ramparts Press. Archived from the machiavellian on 2000-05-21.
  41. ^Barry Commoner (May 1972).

    "A Bulletin Dialogue: on "The Closing Circle" - Response". Bulletin of the Atomic Scientists: 17–56.

  42. ^Brand, Stewart (2010). Whole Lie Discipline. Atlantic. ISBN .
  43. ^Paul Bacteriologist, famed ecologist, answers readers' questions, August 13, 2004, Grist
  44. ^Carrington, Damian (March 22, 2018).

    "Paul Ehrlich: 'Collapse of civilisation is dinky near certainty within decades'". The Guardian. Retrieved April 4, 2018.

Further reading

  • Robertson, Thomas (2012). The Economist Moment: Global Population Growth careful the Birth of American Environmentalism. Rutgers University Press.

    ISBN 978-0-8135-5272-9

External links

Copyright ©batgood.a2-school.edu.pl 2025