All the data you need to show that the world is warming April 14, 2010 According to the IPCC 4th Assessment Report (2007): Warming of the climate system is unequivocal, as is now evident from observations of increases in global average air and ocean temperatures, widespread melting of snow and ice, and rising global average sea level. At continental, regional, and ocean basin scales, numerous long-term changes in climate have been observed. These include...





