Arctic
Montreal Protocol has slowed loss of Arctic sea ice, say scientists
A new study finds that the Montreal Protocol, which aims to protect the ozone layer, has also had the unexpected benefit of slowing Arctic sea ice loss.
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Climate Change
Unprecedented heat extremes ‘could occur in any region globally’
Developing countries that have avoided record-breaking heat for many decades are the least prepared for future “exceptional” heatwaves, new research warns.
Climate Change
'Exceptional' surge in methane emissions from wetlands worries scientists
Methane emissions from wetlands have risen faster this century than in even the most pessimistic climate scenarios, new research finds.
Climate Indicators
三重拉尼娜现象导致去年南美出现严重旱灾
世界天气归因组织的一项研究表示，南美洲中部连续三年出现长期干旱，但气候变化不是其中的主要驱动因素。世界天气归因组织表示，拉尼娜现象反而是罪魁祸首，因为它增加了高温和低降雨量的可能性。拉尼娜事件通常每五年左右发生一次，但自2019年以来，地球上出现了不寻常的 “三重”拉尼娜，即连续三个拉尼娜年，这推动了整个南美洲出现长期低降雨现象。
Climate Indicators
South American drought in 2022 partly driven by ‘triple-dip’ La Niña
La Niña not climate change caused the prolonged drought that has hit South America for three years in a row, the World Weather Attribution service says.
Climate Indicators
Polar bears and climate change: What does the science say?
Climate change is making it harder for polar bears to hunt, mate and breed. Here, experts and scientists from around the world assess the animal's future.
Climate Change
West Africa’s deadly rainfall in 2022 made ‘80 times more likely’ by climate change
Climate change made West Africa's rainy season this year “about 80 times more likely”20% wetter than it would have been without human-caused climate change, a new study finds.
Climate Change
Climate change made 2022’s northern-hemisphere droughts ‘at least 20 times’ more likely
A new 'rapid-attribution' study has found that droughts across the northern hemisphere in summer 2022 were made 'at least 20 times more likely' by human-caused climate change.
United Kingdom
Analysis: How the UK’s ‘insane’ 40C heat was forecast ‘weeks in advance’
Advances in weather forecasting technology allowed forecasters to predict heatwaves in the UK in mid-July much further in advance than would have been historically possible.
Climate Change
Ocean warming drove 10% rise in 'extreme' rainfall from Atlantic hurricanes in 2020
Extreme rainfall during the record-breaking Atlantic hurricane season in 2020 was made more intense by human-caused climate change, a new study says.
Food Security
Rich nations could see ‘double climate dividend’ by switching to plant-based foods
Adopting a more plant-based diet could give rich countries a “double climate dividend” of lower emissions and more land for capturing carbon, a new study says.
Future of the Environment
Arctic sea ice summer minimum in 2021 is ‘12th lowest’ on record
Arctic sea ice has reached its annual minimum for 2021, clocking in at the 12th lowest on record, according to provisional data from the NSIDC.
Climate Change
Climate change has driven 16% drop in ‘snow meltwater’ from Asia’s high mountains
Climate change is reducing the supply of water from melting snow to many of the largest rivers in Asia - by 16% across the region in the past 40 years.
SDG 13: Climate Action
Cooling effect of clouds ‘underestimated’ by climate models, says new study
Clouds could have a greater cooling effect on the planet than climate models currently suggest, due to previous underestimation, according to new research.
Water
Satellite data reveals impact of warming on global water cycle
Research shows that evotranspiration - the transfer of water from ground to air - increased globally by 10% between 2003 and 2019, due to climate change.