The Climate Shift Index (CSI), Climate Central’s daily temperature attribution system, applies the latest peer-reviewed methodology to map the influence of climate change on temperatures across the ...

Food accounts for about one-quarter of all human-caused heat-trapping pollution. Meanwhile, extreme events fueled by our warming climate are impacting every stage of the food supply chain and driving ...

Read the full report: Running Out of Cool Days: How climate change is decreasing the odds of optimal marathon conditions Researchers have found there is a “sweet spot” for marathon temperatures where ...

During the past three months (June, July, and August 2025), the effects of human-induced climate change — mainly from burning coal, oil, and methane gas — were evident in most regions of the world, ...

This summer’s heat is likely to linger through fall with above-normal temperatures expected across the U.S. from September through November. This year is not an exception. It’s part of a longer ...

Twenty years ago this week, Hurricane Katrina became one of the worst disasters in U.S. history. Marking the 20-year anniversary, Climate Central used the Climate Shift Index: Ocean and Climate Shift ...

Japan saw its hottest June and July on record in 2025, while South Korea logged its second-hottest July since 1973. Climate Central analysis shows that human-caused climate change made the extreme ...

Read the full report: Climate change increasing pregnancy risks around the world due to extreme heat (2020-2024) Download the data: For 247 countries, territories, and dependencies and 940 cities ...

Table 3. Top 10 ACIS stations with the highest number of days at or above a CSI of 3 during April 2025. We analyzed 191 Applied Climate Information System (ACIS) stations associated with U.S. cities.

Gardeners and farmers across the U.S. look to plant hardiness zones for guidance on which plants to grow. The U.S. is divided into 13 plant hardiness zones based on the local coldest temperature of ...

Click the downloadable graphic: States at Risk from Coastal Floods In the U.S., coastal floods now happen three times more often than they did 30 years ago — and the frequency and intensity of coastal ...

Read the full report: People Exposed to Climate Change: December 2024-February 2025 Download the data: Climate Shift Index (CSI) levels for 220 countries, territories and dependencies, and 940 cities ...