high prices, was the largest half-year
“Tomorrow’s energy will come from a variety of sourc-
volume consumption decline in the
last 26 years.”
es, undoubtedly including wind, solar power, geother-
mal and some sources we don’t even know about yet,”
SoLAr Technology for solar
Fred Krupp told Natural Awakenings.
power—capturing the radiant energy
of the sun—is rapidly improving, and
governments are increasingly sub-
operating in such a turbulent, change-
aesthetic. Negative effects on migra-
sidizing it. Today’s equipment is not
able and fragile environment. Current-
tory bird populations is another con-
just an ugly panel stuck on a roof, but
ly, tidal resources for creating utility-
cern. Opposition has been powerful
incorporates correctly oriented roof
level electricity are concentrated in a
enough to stall major initiatives, such
designs. New, thin solar films turn the
few places, such as Alaska.
as the offshore Cape Wind Project in
roof itself into one big solar panel.
Massachusetts.
Passive solar designs also use a build-
WIND Whether on- or offshore, All in all, “State leaders have be-
ing’s windows, walls and floors to
today’s high-efficiency wind tow- gun to move us in the right direction
collect and store the sun’s heat in the
ers capture steady breezes to turn a on energy, but we must do a lot more
winter and repel it during the summer.
turbine and generate electricity. This at every level of government,” urges
ancient, zero-emission energy source Dave Hamilton, director of the Sierra
TIDAL PoWEr Underwater
is heating up in Europe, Asia and the Club’s global warming program. “Con-
turbines have proved able to effi-
United States. Texas and New York are gress can flip the switch on America’s
ciently harness the immense energy
leading wind states, but 44 others are clean energy future by increasing fuel
contained in waves and tides. Experi-
said to have useful resources. North economy standards to at least 35 mpg
mental units have been tested in the
Dakota alone could supply a third of and requiring that we get 15 percent
United States, UK and other locations
the country’s electricity, according to of our electricity from clean, home-
around the world. A major obstacle
the American Wind Energy Associa- grown sources like wind, solar, and
to developing reliable tidal power is
tion. The opposition to wind is mostly biomass by the year 2020.”
26 Phoenix
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