A
- Myles Allen, head of the Climate Dynamics group at University of Oxford's Atmospheric, Oceanic and Planetary Physics Department. Lead author, IPCC Third Assessment Report. Review editor, Fourth Assessment Report.
- Richard Alley (1957- ), American, Earth's cryosphere and global climate change.
- Kevin Anderson, is the Director of the Tyndall Centre for Climate Change Research and is an adviser to the British Government on climate change.
- Svante Arrhenius (1859–1927), Swedish, greenhouse effect.
Read more about this topic: List Of Climate Scientists