Posts Tagged ‘coal’
Are new regulations too tough on coal?
DUKE (US) — The cost of complying with tougher EPA air-quality standards could cause a shift away from coal and toward natural gas for electricity generation, according to a new study. Continue…
Friday, April 5, 2013 14:50 - 0 Comments
Health & Medicine - Mar 14, 2013 16:30 - 0 Comments
Coal-mining counties have higher death rates
U. PITTSBURGH (US) — Mortality rates are higher in West Virginia’s coal mining counties compared to non-mining areas in Appalachia, a new study shows. (more…)
Earth & Environment - Jan 16, 2013 12:59 - 3 Comments
To lower emissions, give US coal to China?
STANFORD (US) — Exporting coal from the western US to China could actually lower overall greenhouse gas emissions, an energy economist argues. (more…)
Earth & Environment - Oct 16, 2012 11:12 - 2 Comments
Arsenic from coal ash pollutes water sources
DUKE (US) — Scientists have found arsenic and other toxic elements—in levels beyond EPA guidelines for safe drinking water—in lakes and rivers downstream from coal-fired power plants’ settling ponds.
Health & Medicine - Sep 25, 2012 16:44 - 2 Comments
New book details how coal hurts health
U. BUFFALO (US) — A new book examines the effect of burning coal on human health and has a clear message: Coal kills. (more…)
Earth & Environment - Aug 31, 2012 14:02 - 0 Comments
Computer model seeks best carbon ‘sponge’
UC BERKELEY (US) — A new computer model can identify the best molecular candidates for removing carbon dioxide, molecular nitrogen, and other greenhouse gases from power plant flues. (more…)
Earth & Environment - Aug 27, 2012 13:51 - 0 Comments
Cooler coal plants could cut emissions
U. OREGON (US) — Refrigerating coal-plant emissions would reduce carbon dioxide emissions by more than 90 percent—at a cost of 25 percent efficiency. (more…)
Health & Medicine - Oct 21, 2011 10:34 - 1 Comment
Birth defect risk up 450% in rural China
U. TEXAS-AUSTIN (US) — Pesticides and pollutants are linked to an alarming 450 percent increase in the risk of spina bifida and anencephaly in rural China, a new study shows. (more…)
Earth & Environment - Jun 13, 2011 14:40 - 2 Comments
Coal or nuclear? Risk vs. reward
RUTGERS (US) — Affluent, educated, white males are more likely to support increased use of nuclear energy, and less educated African-American and Latino females prefer an increase in the use of coal, despite the risks associated with each. (more…)
Earth & Environment - Aug 2, 2010 13:39 - 1 Comment
Dash of geophysics with that climate policy?
U. TEXAS (US)—The CO2 emission estimates used for government policy decisions assume unlimited coal and fossil fuel production for the next 100 years. A recent study suggests that’s an unrealistic premise that skews climate change models and proposed solutions. (more…)
Earth & Environment - Jul 8, 2010 10:26 - 0 Comments
Can carbon tax remove gorilla in the room?
RICE (US)—In order to limit carbon dioxide (CO2) emissions, policymakers should levy a carbon tax to encourage a transition from coal-based electricity production to a system based on natural gas, a new research paper recommends. (more…)
Earth & Environment - Jun 9, 2010 15:08 - 0 Comments
Using supercomputers to clean up coal
STANFORD / U. TEXAS-AUSTIN (US)—Pollution control devices known as scrubbers, installed to restrict the amount of nitrogen oxide and sulfur dioxide release from coal-fired power plants, may have helped to reduce acid rain, but they haven’t made those plants safe. (more…)
Earth & Environment - Nov 17, 2009 17:56 - 1 Comment
Taking America’s energy temperature
RUTGERS (US)—Of the estimated 1,000 energy-related public opinion polls conducted during the last 20 years, environmental policy expert Michael Greenberg says there are two basic types: polls that include energy questions among a range of societal issues and hypothesis-driven surveys that measure preferences and try to link them to underlying factors. (more…)
Earth & Environment - Oct 6, 2009 15:49 - 1 Comment
Pollution-haze mix may affect world’s weather
TEXAS A&M (US)—“Blue haze,” a common occurrence in mountain ranges and forests around the world, is formed by natural emissions of chemicals, but a recent study suggests human activities can worsen it to the point of affecting weather worldwide, potentially causing climate problems. (more…)
Earth & Environment - Aug 19, 2009 4:00 - 0 Comments
When a toxic pond runneth over
DUKE (US)—Exposure to toxic dust and river sediment due to a containment pond collapse at a Tennessee power plant last December poses ongoing dangers to local communities and aquatic ecosystems. (more…)
