Watts Up With That?

by Craig Loehle, Ph.D.

Many government reports by NASA, NOAA, EPA, USFWS, USFS, USDA and other agencies mention that climate change impacts are already observable in the USA. This is discussed in the context of endangered species conservation, forest resource assessment, future water availability, disaster planning, agriculture policy, etc. I have read many of these reports, which often refer back to the IPCC or the US Global Change Research Program. But they are usually vague on details of what bad things are expected to happen, generally referring to increases in extreme events. Nevertheless, these vague bad things are being used to guide policy.

The USA has some of the best data and is a large country. Are bad effects of climate change really visible already? In what follows, I address the evidence often put forward to support these claims and compare these to the literature. The true story is far…

View original post 2,468 more words

Advertisements

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out / Change )

Twitter picture

You are commenting using your Twitter account. Log Out / Change )

Facebook photo

You are commenting using your Facebook account. Log Out / Change )

Google+ photo

You are commenting using your Google+ account. Log Out / Change )

Connecting to %s