Understanding the Science of Climate Change: Talking Points- Impacts to the Great Lakes

Climate change presents significant risks to our nation’s natural and cultural resources. Although climate change was once believed to be a future problem, there is now unequivocal scientific evidence that our planet’s climate system is warming (IPCC 2007a). While many people understand that human emissions of greenhouse gases have significantly contributed to recent observed climate changes, fewer are aware of the specific impacts these changes will bring.