polar bears in Alaska are facing a major problem: too much ice.
The sad part is that it’s not just ditzy news anchors who propagate bad science, it’s bad scientists who propagate ditzy news.
In a better world, debates about science -- and nearly everything else -- would be conducted without resort to demagoguery, sentimentality, cynical manipulation, or hysteria. In the world we inhabit, those tactics are dismayingly routine. Still, the great weakness of overwrought predictions of doom is that they can be checked.