In today’s Wall Street Journal there was a very provocative op-ed by ecologist Daniel Botkin. He argues that the evidence of potential harm from global warming is overblown. Here is what you can see for free…

Global warming doesn’t matter except to the extent that it will affect life — ours and that of all living things on Earth. And contrary to the latest news, the evidence that global warming will have serious effects on life is thin. Most evidence suggests the contrary.

Case in point: This year’s United Nations report on climate change and other documents say that 20%-30% of plant and animal species will be threatened with extinction in this century due to global