Approximately what percent of the Earth’s hydrosphere is contained in frozen ice such as glaciers and polar icecaps? A.
2%
B.
97%
C.
50%
D.
75%

The declining axolotl population in mexico city is an example of in overcrowded cities. a. the surpassing of support capacity b. changes to natural environments and native species c. the lack of safe homes and tenured spaces d. the effects of a growing urban heat island