![]() ![]() The width of a series of growth rings can give clues to past climates and various disruptions such as forest fires. Each dark band represents a winter by counting rings it is possible to find the age of the tree (Figure 11.22). This pattern of growth results in alternating bands of light-colored, low density “early wood” and dark, high density “late wood”. ![]() ![]() In regions outside the tropics, trees grow more quickly during the warm summer months than during the cooler winter.
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