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An example of an energy efficient window is a ______________ ______________ window.
Q1: Scientists and energy experts who have evaluated
Q2: Assume that you are an elected official
Q53: _ keep the price of water so
Q54: Actions you can take at home to
Q64: Only water-soluble toxins can accumulate in body
Q71: Scientists estimate that _ _ _account for
Q76: Heat is a type of water pollutant.
Q81: Salt buildup may<br>A) increase crop growth<br>B) increase
Q84: The overall loss of forest biodiversity on
Q108: needs a back-up system for cloudy days<br>A)wind