The blue-green algae that coats stagnant ponds and blooms in water reservoirs can trigger more sickness.

Policymakers are called on to shore up or move roads, rail lines and airports.

In the 20 years since Nobel laureate Rajendra Pachauri began focusing on the consequences of climate change, the world's scientists have reached an ever broader consensus about greenhouse gases.

The passion for environmental stewardship signals a different slate of concerns they'll champion as they move into positions of leadership.

Universities in the Triangle are joining more than 1,000 colleges around the country in a nationwide teach-in Wednesday and Thursday on solutions to global warming.

Intensifying one of the hottest debates in science, a new report concludes that global warming actually is diminishing the number of hurricanes that strike the United States.

Global warming is "unequivocal," and carbon dioxide already in the atmosphere commits the world to an average rise in sea levels of up to 4.6 feet, the world's top climate experts warned Saturday in their most authoritative report to date.

As ocean rises, aid might dry up.

With the introduction Thursday of broad legislation to curb global warming, a key committee is hoping to move the bill for Senate consideration by the end of the year.

Only McCain calls for limits on gas emissions.

State lawmakers will tackle reforms.

With no firm federal goals for cutting greenhouse gases, state and local governments are like schoolchildren collecting pennies during World War II. Although one local government's efforts to save electricity won't make a dent in global warming, the collective savings of many might help win a war.

Home mortgages, gas among targets.

Climate change gets hearings in D.C.

Administration shows no change of stance.

Raleigh, Asheville, Wilmington could double number of bad days by midcentury.

The News & Observer will soon publish the fourth and final report in a series on the effects of global warming on our state.