Polar Bears Could Be Nearly Gone by 2100, Study Finds

A new study has found that polar bears could be gone by 2100 unless greenhouse gas emissions are reduced. Rising global temperatures, due to carbon emissions, have caused large amounts of Arctic sea ice to melt, leaving polar bears with smaller habitats to sustain themselves on. The study is the …

Experience Your Carbon Footprint in Virtual Reality

Bush fires in Australia, typhoons in the Pacific, droughts in Africa, melting glaciers in the Arctic. Climate change continues to make headlines across the globe yet many people still find it hard to understand it as many of these events are remote from their daily lives. But every single person …

Arctic Ozone Depletion Tracks at Record Levels

Depletion of the ozone layer, ­ the shield that protects life on Earth from harmful levels of ultraviolet radiation, ­is at an unprecedented  level over large parts of the Arctic this spring. This phenomenon is caused by the continuing presence of ozone­-depleting substances in the atmosphere and a very cold …

Microplastic Pollution Is Raining Down on City Dwellers

Microplastic pollution is raining down on city dwellers, with research revealing that London has the highest levels yet recorded. The health impacts of breathing or consuming the tiny plastic particles are unknown, and experts say urgent research is needed to assess the risks. Only four cities have been assessed to …

Climate Science Informs COP25

The latest climate science from WMO and the Intergovernmental Panel on Climate Change is informing negotiations at the annual United Nations Climate Change Conference. The 25th session of the Conference of the Parties to the United Nations Framework Convention on Climate Change, or COP25, takes place under the Presidency of …

Why Mercury Still Poses Important Threats to Human Health

In July, a 47-year-old woman showed up at the emergency department of her local hospital in Sacramento, California. Her speech was slurred, she couldn’t walk, and she was unable to feel her hands or face. The woman soon fell into a coma, where she remained for several weeks. The cause …