Population science is once more centre-stage, pushed by climate change, which raises worries about the impact so many billions have on the environment of the earth, and food-price spikes, which imply doubts about whether it will be possible to feed them all.
Still, reports on population exposure are as much guesswork as science.
The academic research has in turn spawned a population of venture-capital-funded work in life science.
Originally from France, Natalie Pettorelli is a trained population ecologist who has developed over the years a broad interest in conservation science and environmental policy.
While only 12 percent of the U.S. population is foreign-born, 70 percent of the finalists in the 2011 Intel Science Talent Search competition were the children of immigrants, according to a National Foundation for American Policy analysis.
FORBES: Children of Immigrants Poised to Be Key Members of Next Generation in Science
Human population is probably a bubble and it might burst, as I postulate in my latest science fiction medical thriller The First Horseman.
Matt A. Barreto, an associate professor of political science at the University of Washington and head of Latino Decisions, said the population growth had produced a higher Latino vote in every presidential election over the last decade, a number that had the effect of masking the political apathy of many Latino voters.
"By comparing before-and-after satellite images, we were able to see a significant movement of the region's human population, suggesting widespread displacement, " said Lars Bromley of the American Association of the Advancement of Science.
After taking samples from 21 spots along the coast, researchers expected to find the most caffeine pollution in areas near wastewater treatment plants, large population centers or rivers and streams emptying into the ocean, said Elise Granek, assistant professor of Environmental Science and Management at Portland State.
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