…cheap and pollutant removal does not cost dear. History shows that when water becomes scarce, use becomes efficient. The time to design and build water infrastructures stretches for decades. International…
…development, and government “cost-sharing” for clean coal plants. These subsidies should stop. Clean coal is an oxymoron, and the technologies that seek it are costly to install and complicated to…
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…
…cost money. The engineer nodded his head vigorously. He did not expect such a great favor for nothing. That was understood. A special document does not come cheap. Morgulyev was…
…reasonable cost, new technologies may now offer a chance for substantial improvement. For example, increased bandwidth in acoustical signal processing greatly increases the potential for understanding the structure, shape, motion,…
…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?…
We posted the online paper, Working Less and Living Longer: Long-Term Trends in Working Time and Time Budgets, complete with full tables and figures….
We posted the online paper Technical Progress and Climatic Change….