How do the benefits of urban green infrastructure stack up against the costs? We need to better understand the services and disservices generated by urban green infrastructure in order to build better decision support tools for improved planning and management … Continue reading →
It’s been a while since I’ve posted a cool close-up picture of the Moon from the Lunar Reconnaissance Orbiter (or LRO), and this one is too nifty not to share:
What you’re looking at is a region about a kilometer (0.6 miles) across not far from an impact crater—the actual crater is off the frame, below and to the left. Probably a billion years ago or so, something the size of a house slammed into the Moon, carving out a crater a few hundred meters across.
When it did, several hundred
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