Word: ans
(lookup in dictionary)
(lookup stats)
Dates: during 1970-1979
Sort By: most recent first
(reverse)
It is easy to dismiss such tiny projects as tinkering?as it is easy to dismiss the wood-stove phenomenon. Crab wastes and the body heat of chickens are not going to save postindustrial America (though Ecologist Barry Com- moner believes that methane, generated from a wide variety of wastes...
This season of makeshift and grumbling, however, may turn out to have been the period in which the U.S., without really noticing that its attitudes have shifted, passed a balance point toward the acceptance of solar energy. A principle of architecture's postmodern school is that architecture is not an...
Engineer-Architect Fred Dubin, who considers conservation "a national security issue," is currently engaged in 75 energy-conserving projects involving new and existing buildings. He is developing an integrated energy system for large buildings that uses wind and photovoltaic cells for generating electricity, then recaptures waste heat from the cells...
For the majority of the nation's apartment dwellers who do not have fireplaces, there are a few alternatives. Space heaters are selling well, though fire departments warn of dangers from liquid fuel and certain electric models. Safer and cheaper by far are the 79? sheets of transparent plastic...
Vent dampers. Before a furnace or boiler can heat a house, it first must heat itself. Only after the inside temperature climbs to about 130° F does the furnace begin transferring warmth. Yet whenever the system shuts off, much of the accumulated heat within the furnace escapes up the...