photosynthesis
The Missing Sink
One of the puzzles of atmospheric chemistry is why carbon dioxide concentrations in our atmosphere aren’t rising even faster. Our activities emit some 37 billion metric tons of carbon dioxide each year. About 45% stays in the atmosphere, 25% is taken up by the oceans. The rest is a bit of a mystery.
Coffee And Climate Change
Climate change is threatening crops all around the world, but maybe none more so than coffee. According to the Union of Concerned Scientists, “higher temperatures, long droughts punctuated by intense rainfall, more resilient pests and plant diseases—all of which are associated with climate change—have reduced coffee supplies dramatically in recent years.”
Cheap Oil From Algae
We have had all too many scary stories about algae and the threats it is posing to health and safety. This time, for once, we have some good news about algae.
Planning Cooler Cities
Anyone who has walked the streets of New York City or Washington, D.C. on a stifling summer day can attest to the fact that cities feel hotter. It’s not a matter of perception.





