For climate finance, COP26 starts Wednesday; plus, methane is the new...

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By David Callaway, Callaway Climate Insights The CEOs and celebrities have landed in Glasgow in their private planes, the global leaders have spoken, they’ve posed...

28 Most Polluted Cities in the World

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On Friday, due to ongoing high levels of deadly air pollution in the area, the Indian supreme court declared a public health emergency in...

The 10 Biggest American Cities That Are Running Out of Water

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Some parts of the United States have begun to run low on water. That is probably not much of a surprise to people who...

The American City Where the Most People Doubt Global Warming

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The Yale Program on Climate Change Communications has created a map so that people can look at a number of questions asked of Americans...

Sustainability Stars: Influential climate adviser Rachel Kyte

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By David Callaway, Callaway Climate Insights In advance of the UN's vital climate summit starting this weekend, Callaway Climate Insights is running previews from our...

America’s 50 Dirtiest Cities

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A lot was going on in 1969, from the moon landing to the Manson murders to the Woodstock music festival to the “Chicago 8”...

Every Major US City’s Worst Weather Disaster

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Extreme weather events are becoming more frequent in the United States, and they appear to be intensifying because of climate change. Because of the...

The Rarest Types of Weather on Earth

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Earth’s climate systems are extraordinarily complex, producing every moment of the day weather and climate conditions of all varieties. Predicting the weather even a...

The 22 Coldest Towns in North America

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Spring is now underway across most of the United States. In the northern part of the country, snows are melting, and average high temperatures...

The Hottest Inhabited Places on Earth

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Temperatures in parts of the Pacific Northwest surged to all-time highs of over 115 F in June 2021. The record-breaking heatwave, which resulted in...