When did anxiety begin?

Looking around the horizon, alone 1,000 miles from land, I wasn’t afraid. Then I looked down.

Carbon pollution in the oceanFor me it was 1977. I was halfway across the Atlantic, squinting into a bucket of seawater. Specs of brown were floating in it, along with microscopic grey things. What is this stuff? And why is this patch of water, so far from humans, so polluted? I emptied it back over the side, sailed a few more days, and pulled […]

Technology to the rescue?

Graphene shows promise of high-efficiency photovoltaics. Choosing to live where there’s lot of sunlight will maximize the benefits. […]

Wind power dropping?

Reports of a drop in average wind speed suggest that alternative energy source might weaken. […]