Climate Group is a nonprofit organisation with a mission to drive climate action, fast, and achieve a world of net zero carbon emissions by 2050, with...

Köppen–Geiger climate classification. The Köppen climate classification divides climates into five main climate groups, with each group being divided...

Tropical climate is the first of the five major climate groups in the Köppen climate classification identified with the letter A. Tropical climates are defined...

Present-day climate change includes both global warming—the ongoing increase in global average temperature—and its wider effects on Earth's climate. Climate change...

Climate is the long-term weather pattern in a region, typically averaged over 30 years. More rigorously, it is the mean and variability of meteorological...

Ice cap climate Oceanic climate Subarctic climate Semi-arid climate Mediterranean climate Tropical monsoon climate Tropical rainforest climate Tropical...

Mediterranean climate (/ˌmɛdɪtəˈreɪniən/ MED-ih-tə-RAY-nee-ən), also called a dry summer climate, described by Köppen as Cs, is a temperate climate type that...

genetic climate systems. Trewartha's modifications to the 1884 Köppen climate system sought to reclass the middle latitudes into three groups, according...

C40 Cities Climate Leadership Group is a group of 96 cities around the world that represents one twelfth of the world's population and one quarter of...

three working groups and a task force, which carry out its scientific work. The IPCC informs governments about the state of knowledge of climate change. It...