…than bread or milk, or most anything that costs more than one ruble. I tried to buy a record. I was not succeeding. Finally somebody in the line spoke in…
Our Census of Marine Life colleagues exploring Australia ’s reefs have discovered hundreds of undescribed corals and other species, including a little animal that eats the tongues of fish. Browse…
…Greater wealth enables people to buy higher speed, and when transit quickens, cities spread. Both average wealth and numbers will grow, so cities will take more land. What are the…
…marine animal populations for, say, the past 500 years, since human predation became important. Addressing this question requires relatively inexpensive collection and integration of records as well as some new…
…was little farming in California and Australia, and key technologies did not yet exist or were not widely applied to impound and transport water, or to transport and store agricultural…
The entire issue of Population and Development Review with our article about Peak Farmland is now online: Population and Public Policy: Essays in Honor of Paul Demeny https://www.popcouncil.org/publications/books/2012_PDRSuppPopPublicPolicy.asp and will…
…far, in a free online service (https://www.eol.org/). “There are expectations of 8 to 50 million more species out there that we haven’t identified yet,” Edwards said. Other experts’ estimates of…
…averaged about one hour of walking per day. The essence is that the transport system and the number of people basically determine covered land.[xii] Greater wealth enables people to buy higher…
…Ocean Manifesto” https://www.newsbreak.com/news/2436864685283/a-clean-ocean-by-2030-un-experts-clean-ocean-manifesto SciTech Daily A Clean Ocean by 2030: UN Experts’ “Clean Ocean Manifesto” https://scitechdaily.com/a-clean-ocean-by-2030-un-experts-clean-ocean-manifesto/ Podcast, Germany #4: Die Zukunft der Meere – mit Angelika Brandt https://www.podcast.de/episode/587607889/4-die-zukunft-der-meere-mit-angelika-brandt Earth.com, United…
Added online reprints Malthus and the Graduate Studentsand Working Less and Living Longer. Link to the American Scientist web site with the abstract of Can Technology Spare the Earth?…