Best priorities for Nigeria

Climate change has been blamed for a dizzying array of absurd woes, from the dwindling number of customers at Bulgarian brothels to the death of the Loch Ness monster. Most of us can see through these silly headlines, but it’s far harder to parse the more serious claims when they’re repeated in good faith by well-meaning campaigners.

If the world’s governments — including our own — focus on a dozen challenges, it will put the most money where it does the most good

In rich countries, the biggest killers are strokes, heart attacks and cancer, accounting for more than two-thirds of all deaths. But for the poorer world, people often assume that infectious diseases like diarrhea, tuberculosis, Aids, malaria, measles and tetanus are the biggest killers. That is no longer true. While they are still substantial threats, broader availability of medication and vaccines along with higher living standards has caused such communicable diseases to drop dramatically to below 9 million deaths each year.