As the planet warms, summers are getting hotter in most major U.S. cities. According to new Climate Central analysis, summer heat is also extending into fall, bringing a longer season of heat-related ...

Using Climate Central’s Climate Shift Index (CSI) tool to measure the impact of climate change on daily temperatures across the United States, as well as NOAA’s Applied Climate Information System ...

Climate Central bridges the scientific community and the public, providing clear information to help people make sound ...

The entire planet is warming due to human-caused climate change, but the built environment further amplifies both average temperatures and extreme heat in cities. According to the U.S. Environmental ...

Download the data: National, state/province, and city data for 123 countries and 901 cities ...

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 ...

Click the downloadable graphic: Top 10 Hottest Years in the U.S. Global carbon emissions from burning coal, oil, and methane gas climbed to their highest levels ever in 2024. This heat-trapping ...

Summary Large-scale power outages are increasingly common across the United States. Damaging storms, extreme weather, and a growing demand for electricity are straining our nation’s aging power ...

New Climate Central research shows that under the current emissions pathway leading toward 3°C global warming, about 50 major cities around the world will need to mount globally unprecedented defenses ...

The warming season is also reflected in the growing number of winter days that are warmer than the 1991-2020 winter normal temperature for that location.

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 ...

America’s capacity to generate carbon-free electricity grew during 2023 — part of a decade-long growth trend for renewable energy. Solar and wind account for more of our nation’s energy mix than ever ...