Explain how trees can "fall up." how does this situation the local economy? (site 1)

In a economy individuals answer the three basic and the central authority or leaders have little say in the economy.

Suggest two reasons why irrigation is important for human development of the desert (4 marks)

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