Keeping your food cold — Solutions to refrigeration when electricity is scarce

By Michael Hackleman Issue #56 • March/April, 1999 Many readers of this magazine live in remote settings and generate their own electricity, often through solar, hydro, wind, or generator machines, storing the electricity generated in batteries....

Powering medical equipment during a utility blackout

By Michael Hackleman Issue #70 • July/August, 2001 Most people consider blackouts a nuisance. However, for some folks, a blackout can be paralyzing or even deadly, particularly if a critical piece of medical equipment lacks electricity....

7 Solar Water Heating System Designs

By Michael Hackleman Issue #65 • September/October, 2000 (Rob Harlan is a general and solar contractor with 25 years of experience with solar water heating systems in Mendocino County, California. Rob primarily designs and installs photovoltaic...