What proof is there that temperatures are rising?

Answer 1

There is proof that the temperature is rising. This includes glaciers melting and more blue-green algae forming in the waters.

Answer 2

There is significant evidence from global temperature data, which shows a clear upward trend over the past century. This data is collected through various methods such as ground stations, satellites, and ocean buoys. Additionally, phenomena like melting ice caps, shifting animal habitats, and increasing extreme weather events provide further proof of rising temperatures.