Six ways inequality holds back climate action

Are improvements to green technologies, like better batteries and more efficient solar panels, enough on their own to tackle climate change? Unfortunately not. Our behavior and lifestyles must change too.

A path to achieve a net-zero greenhouse gas economy

Anew report co-authored by 68 scientists from more than a dozen institutions—including the University of Pennsylvania—offers a first-of-its-kind high-resolution assessment of carbon dioxide (CO2) removal (CDR) in the ...

New York finally ends record 700 plus days without snow

New York on Tuesday finally ended a record streak of more than 700 days without measurable snowfall, with a thin layer of white powder covering Central Park and other parts of America's most populous city.

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