Elizabeth has worked since 2010 as a writer and consultant covering gardening, permaculture, and sustainable living. She has also written a number of books and e-books on gardens and gardening. Haley ...

Walls with a protruding zigzag pattern could stay up to 3°C (5.4°F) cooler than regular walls, without using any energy. This approach could reduce the energy used by cooling systems and thus help ...

Greenhouse agriculture could become more energy and water efficient with Cool-Cover, a transparent multilayer film developed by engineers at the University of California, Davis that reflects heat.