Scientists question U.S. air pollution decision
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Pollution experts have "serious scientific concerns" that newly unveiled U.S. air quality standards may pose risks to human health and welfare, according to a letter made public on Tuesday.
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CHICAGO -- The lead author and peer reviewers of a government report raising the possibility of public health threats from industrial contamination throughout the Great Lakes region are charging that the report is being suppressed because of the questions it raises. The author also alleges that h...
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The study raises questions of whether environmental standards are strict enough.
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The Environmental Protection Agency on Tuesday asked for public comment on a draft report that analyzes the sources of U.S. greenhouse gas emissions over a 15-year period that are linked to global warming.
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Contradicting NASA policy in a long and bitter debate over science and safety, a panel of the National Academy of Sciences said Wednesday that the
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CHICAGO -- The lead author and peer reviewers of a government report raising the possibility of public health threats from industrial contamination throughout the Great Lakes region are charging that the report is being suppressed because of the questions it raises. The author also alleges that he...
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Scientists at West Virginia University will study thick black diesel smoke and other air pollution particles over the next five years to determine how they might be affecting cardiovascular health.
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A major climate change report prompts calls for urgent action, but the US rejects controls on emissions.
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Pollution standards are too weak to protect people from the air they breathe, the EPA's chief declared Thursday. He recommended tougher limits on the smog that makes children cough and asthmatics wheeze from Los Angeles to Houston to New York.
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The true extent of global warming is hidden by air pollution, a German scientist is warning.
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IOWA CITY, IOWA - A NASA scientist said Tuesday that the Bush administration is trying to hush up scientific evidence of global warming and keep the public uninformed.
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CHICAGO _ Even as cities and states show progress in ridding the skies of smog, the federal government declared Thursday that much of the nation's air is too dirty to breathe safely.  New rules proposed by the U.S.
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After reviewing more than a decade of air quality reports and medical records, a team of scientists says it has linked ozone to premature death.
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When it comes to forests, air pollution is not an equal opportunity hazard. While dirty air spreads across large areas of the New England region, it's more scattered in the southeastern part of the United States.
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BUENOS AIRES -- The world's chief climate scientist yesterday disputed the US government's contention that cutbacks in carbon dioxide emissions are not yet warranted to slow the pace of global warming.
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Scientists at the U.S. Environmental Protection Agency on Tuesday recommended tougher standards for ground-level ozone, the main component of smog, but no action will be taken until next year.
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Air pollution clearly causes immediate damage to the heart, including heart attacks, but its short-term effects on asthma and other respiratory symptoms are harder to document, U.S. researchers said on Wednesday.