Kip Keen

Kip Keen writes about science and the environment from his home in Halifax, Nova Scotia.

Global dimming? Global warming? What’s with the globe, anyway?

Raise a toast to solar radiation. The director of the Zurich-based World Radiation Monitoring Center, the organization that measures the amount of solar radiation hitting the ground around the globe, has a strange talent. Give Atsumu Ohmura a glass of white wine and tell him only its vintage, and he’ll swish a mouthful and — without referring to legs, bouquets, or mango backgrounds — announce where the grapes were grown. His trick? The sweetness of white wine grapes is a function of solar radiation. The more sun a grape plant’s leaves absorb, the more sugar the plant produces and the …

Got 2.7 seconds?

We've devised the world's shortest survey to find out what kind of actions our readers are taking. You know you want to.