Arizona Climate Change News
Stories in this feed are from newspapers in Arizona courtesy of Environmental Health News.
Pinal County is holding its breath on restrictions tied to air pollution. It still awaits a final ruling from the U.S. Environmental Protection Agency on how big an area will be carved out for failing to control particulates known as PM10.
Arizona is heating up faster than any other state in the lower 48. This state's continued warming gives ammunition to experts including University of Arizona climatologist Jonathan Overpeck, who has said Arizona is "ground zero" for the impacts of climate change.
On Aug. 1, the National Weather Service will turn the page in its book and begin using new numbers to describe normal weather conditions – the high and low temperatures, rainfall – in Phoenix and cities across the nation.
Researchers worldwide expect oceans and ecosystems on land could be the two major places to absorb gases driving climate change, like carbon dioxide. But those so-called carbon sinks on land might not function as well as once expected.
A 1-meter increase in sea level doesn't sound like much. But the 3.3-foot rise would be enough to flood 90 percent of New Orleans, 33 percent of Virginia Beach, Va., and 18 percent of Miami, according to scientists.
Warming of the ocean's subsurface layers will melt underwater portions of the Greenland and Antarctic ice sheets faster than previously thought, according to new University of Arizona-led research.
There's some interesting news out of Paris for those concerned about pollution from jet engines. Honeywell, which bases its aerospace division in Phoenix, said it completed the first-ever trans-Atlantic flight of a business jet using biofuel.
Forest fires have direct as well as lingering effects on the global carbon balance, and scientists are concerned that forests are not regenerating after wildfires.
Car emissions laws in Arizona may become less stringent if the Arizona Department of Environmental Quality decides to change the standard at a public hearing Tuesday.
When a University of Arizona climate scientist displayed a chart Saturday showing an exponential increase in greenhouse gas concentrations in the Earth's atmosphere over the past 150 years, his Prescott audience emitted a collective gasp.