Environmental Science
Which statement(s) below is/are correct?

Fog can be composed of ice crystals
Without the summer fog along the coast of California, redwoods would not grow well there
All of these
Valleys are more susceptible to radiation fog than hill tops

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Environmental Science
The earth is tilted at an angle of 23.5o with respect to the plane of its orbit around the sun. If the amount of tilt were increased to 40o, we would expect in middle latitudes:

Cooler summers and colder winters than at present
Cooler summers and milder winters than at present
Hotter summers and colder winters than at present
No appreciable change from present conditions
Hotter summers and milder winters than at present

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