I think it's dangerous to be optimistic. Things could go terribly wrong virtually overnight

...Environmental groups are too often alarmists. They have an awful track record, so they've lost credibility with the public.

If the U.S. wants to help people in tsunami-hit countries like Sri Lanka and Indonesia - not to mention other poor countries in Africa - there's one step that would cost us nothing and would save hundreds of thousands of lives. It would be to allow DDT in malaria-ravaged countries.

The bulk of the emails tend to come after a column. I can get about 2,000 after a column.

The equivalent of five jumbo jets' worth of women die in labor each day, but the issue is almost never covered.

It's important not to demonize [Donald's] Trump voters.

The north of the Central African Republic is now a war zone, with rival armed bands burning villages, kidnapping children, robbing travelers and killing people with impunity.