Watch 6:06
Why a ‘feverish’ Arctic will affect everyone on the globe
A historic heat wave is occurring in the Arctic, already the fastest-warming place on Earth due to the increasing accumulation of greenhouse gases. Dr. Merritt Turetsky, director of the Institute of Arctic and Alpine Research at the University of Colorado…
Watch 5:26
This super strong concrete could repair aging bridges. Here’s what’s standing in the way
There's a dire need to repair aging infrastructure in the U.S., and an innovative building material could be a game changer. Embedded with steel fibers, ultra-high performance concrete is about five to 10 times stronger than standard concrete -- and…
Global energy-related carbon emissions flattened out in 2019
Data published Tuesday showed declines in rich countries balancing out a rise in poor nations.
UN says 2020 is ‘last best chance’ for addressing climate change
Countries need to begin making steep cuts to their greenhouse gas emissions immediately, or risk missing agreed targets for limiting global warming, the United Nations has said.
The Intergovernmental Panel on Climate Change is warning of a devastating global feedback loop around how humans produce and consume food. A new report urges immediate action on agricultural practices that contribute to greenhouse gas emissions, which exacerbate climate change…
This increased energy use will disproportionately affect low-income households.
Directly contradicting President Donald Trump, a draft report produced by 13 federal agencies concludes that the United States is already feeling the negative impacts of climate change, with a stark increase in the frequency of heat waves, heavy rains and…
California's signature initiative to fight global warming will get another decade of life after lawmakers from both parties joined Gov. Jerry Brown in extending the law credited with reducing the state's carbon footprint.
The words “climate change” tend to invoke images of heat and storms and smog-filled air. But one of the greatest global warming risks may start in the ground.
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