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In one analysis, economists predict that extreme weather could boost the number of international conflicts by as much as 50 percent by 2050. Higher temperatures might also increase the rates of murder, rapes and domestic violence, they say because aggression seems to rise with the mercury.

A team of scientists and economists claims they've come up with the most thorough analysis of the cost of climate change in the U.S. Most of the country will suffer economic loss in addition to higher mortality from heat waves and loss of agriculture productivity by 2100. But like all predictions far into the future, this one has a wide range of outcomes and could be overshadowed by new technology still to be invented.

We're nearing a year when a negative leap second could be needed to shave time — an unprecedented step that would have unpredictable effects, a new study says.

President Biden has repeatedly promised the shift to clean energy will create "good-paying union jobs." But the wind and solar industries generally pay less, are not unionized, and need fewer people.

For some climate activists, the personal decision to have a child is also fraught with moral consequences: the negative impact on the environment, and on the quality of life for those children.

President Obama says the U.S. must lead the charge to reduce burning of fossil fuels. But American lawmakers are divided on limiting carbon emissions and opponents say they'll challenge any new rules.

Climate scientists warn that emissions need to fall quickly. Those cuts will be even tougher with the Build Back Better legislation shelved for the foreseeable future.

Rising temperatures are speeding up erosion in some Alaska Native villages and making traveling on ice roads more dangerous, threatening the Census Bureau's plans for an accurate count.

Members of the New England Forestry Foundation (NEFF) attended the United Nations COP27 Convention on Climate to confer with other experts and leaders about how forests can help fight climate change.

World leaders are meeting in Egypt for the next two weeks to talk about reining in climate change and paying for its deadly effects. Here's what you need to know.