Which of the following has the smallest porosity, making it virtually impermeable?
sand
clay<...
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Geography, 22.06.2019 10:30
What is the result of the greenhouse effect? a. heat is deflected from the atmosphere. b. heat is released from the atmosphere. c. heat is kept in the atmosphere. d. plants are able to grow in the tropics where the air is the heaviest.
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Geography, 23.06.2019 00:00
Which area on the map would be most likely to have the most oil exploration in since the start of the 21st century? a) b) c) d) plz me
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