…1990); US Department of Transportation, National Transportation Statistics (Washington, DC: Bureau of Transportation Statistics, 1999). Online at https://www.bts.gov/btsprod/nts/. Figure 4. The maximum size of power plants, US. Each line represents…
…hours. Projecting electricity demand matters because it influences investments in capacity. Accurate projections might have lessened the pain for the utilities, which ordered and then canceled plants; the equipment suppliers,…
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…
…requires micro- or zero emissions per unit of economic activity to maintain or enhance environmental quality In other words, Americans need to clean processes by more than one order of…
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…
…gas (methane), of course, is CH4. If we are concerned about greenhouse gas emissions, smog, and spills, decarbonization is the powerful, clear energy prescription. The global energy system has been…
…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…
…Improved tractors, low tilling, targeted herbicides and pesticides, and an extended capacity for N fixation might reduce energy consumption in agriculture by an order of magnitude. Lifting yields while minimizing…
…— not just for their ecological and industrial services but also for the sake of order and beauty. Fortunately, the twentieth century witnessed the start of a “Great Restoration” of…
…War in 1990–1991. Though I believe the main motive for Iraq in the war was to raise its place in the international pecking order, oil resources certainly pointed the way….