The picture is not comming up
X-ray films for general radiography consist of an emulsion-gelatin containing radiation sensitive silver halide crystals, such as silver bromide or silver chloride, and a flexible, transparent, blue-tinted base.
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I think it was space since the rivers were replaced with homes and birds have no where to go now.
Answer:
warm air rising over land allows cooler air from the ocean to blow inland.
Explanation: