Archive for 'Environmentalism'
Ireland’s Airtricity offers an LCD smart meter display to help their customers track usage patterns. The device comes with what looks like an ethernet port but don’t try to connect it to your PC. It may be RS-232 with +/- 12 Volts, more than enough to damage your PC. The sending unit is magnetically coupled […]
In the spring of 2014 we visited some friends in Jordan. Laurie and Jean of Studio Syria teach art and crafts to the people at the Zaatari refugee camp in Northern Jordan. Gaelle or DAY – Dar Al Yasmin and the brilliant Hayabi circus also work to brighten the lives of children at Zaatari village, […]
Last year I published a GreenProphet article explaining the history of artificial lighting. I explained that modern LED lights could run for months on the one day supply of Hanukkah lamp oil that miraculously lasted for 8 days. And yet, even with these enormous gains in efficiency, we use far more energy than we did […]