It produced a “robust immune response” in children ages 6 to 11.
The latest round of national emissions-cutting plans submitted under the Paris Agreement will make no material dent in short-term carbon pollution levels and still put Earth on course to warm 2.7C.
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China is targeting an ambitious clean energy goal of reducing fossil fuel use to under 20% by 2060.
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Top oil exporter Saudi Arabia targets zero carbon emissions by 2060
Saudi Arabia says aiming for zero carbon emissions by 2060
Biden and Macron discuss 'stronger' European defense
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Climate activists rally to pressure post-Merkel government
Flying green will be more expensive
Queen Elizabeth II spent night in hospital for tests: palace
Escobar's lawyered-up hippos recognized as people by US court
Unbeaten West Ham stay top after Genk Europa League win
US intelligence services see security threat in climate change
EU summit leaves law row with Poland unresolved
Energy debate heats up at EU leaders' summit
Queen Elizabeth II spent night in hospital: Buckingham Palace
Blinken, in Colombia, unveils Amazon deforestation pact
Climate change is amplifying the severity of health problems across the world, including in the United States. Some researchers warn that this report is more than a "code red" for the world to increase efforts to combat climate change.
Chile's 'flowering desert' a window on effects of climate change
Aussie rock lobsters a Hong Kong security threat: customs chief