The unit 1 ppm is equivalent to which of the following?
A) 1000 ppb
B) 0.0001%
C) both a and b
D) neither a nor b
C
Environmental & Atmospheric Sciences
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Perform a web search to determine the highest point in your state. Then, use the map to determine its elevation in meters.
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What will be an ideal response?
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Tropical storms and associated floods have greater impacts in poor countries that have experienced ________
A) deforestation B) hurricanes C) soil erosion D) desertification E) forest fires
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Most precipitation falling on terrestrial ecosystems becomes surface runoff, flowing into streams, rivers, lakes, wetlands, and oceans.
Answer the following statement true (T) or false (F)
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