TOO MANY GREENS
In an attempt to convince fellow citizens of the escalating peril of too many babies, too few resources and global warming, protesters have recently tried to bring western cities and economic activity to a halt.
As an economist and scientist I don't buy it: climate change isn't the biggest threat to life on Earth. In fact it's über-greens who imperil the huge improvements in global living conditions made in recent decades.
Restricting commerce will just limit human ingenuity and perversely increase disputes over resources. Like politics, environmentalism is the art of the possible and such juvenile utopianism is wholly impractical.
John Cameron, St. Andrews