Farm/gardening

A 20-mile rail line may start construction in March after 40 years of efforts. But should it be 40 feet above ground-level?

One exhibition plumbs the intriguing history of the Manhattan street grid. Another presents "innovative" proposals for its future.

The "Sustainable DC" initiative would reduce reliance on fossil fuels, encourage urban farming, and go big on solar panels. Some are skeptical.

A professor with a bold plan to prepare an Ohio college town for peak oil and global warming has captured the interest of some military experts.

Farmers' markets have recently sprung up so fast across North America that some are not doing well. Vancouver, British Columbia, is trying to avoid their mistakes.

In a metro area where six out of 10 people are overweight, changes are being made in streets, sidewalks, neighborhood stores, and other aspects of daily life.