Old ice and snow yields tracer of preindustrial ozone

Using rare oxygen molecules trapped in air bubbles in old ice and snow, U.S. and French scientists have answered a long-standing question: How much have "bad" ozone levels increased since the start of the Industrial Revolution?

Want effective policy? Ask the locals

As multinational organizations such as the United Nations strive to improve life for people across the globe through initiatives like the Sustainable Development Goals, there is a tendency to look for indicators that can ...

Britain to intensify fight against climate change

Britain's outgoing prime minister on Wednesday announced plans to eliminate the country's net contribution to climate change by 2050 as Europe's effort to slow global warming picked up speed.

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