- extreme weather events
- increased weather variability (like unseasonal rains or droughts) and
- Longer-term changes that affect ecosystems, sea-levels and food production.
The Intergovernmental Panel on Climate Change (IPCC) defines adaptation as the "adjustment in natural or human systems in response to actual or expected climatic stimuli or their effects, which moderates harm or exploits beneficial opportunities". What is climate change adaptation trying to achieve? Climate change is happening today, and will continue into the future, because of the levels of greenhouse gas (GHG) emissions that are already built up in the atmosphere. Unavoidable climate change means: