Joann Grohman of Carthage has been milking a family cow for nearly 40 years.
Ken Lamson and Adrienne Lee use horses instead of tractors at New Beat Farm in Knox.
Shrinking America’s mountain of food waste
Group clones giant trees to fight climate change
Testing kelp’s potential to reduce carbon dioxide levels
Harvard’s Millennial Lab “Getaway” vacation rentals offer the chance to try out micro-living.