How are precipitation and temperature different between the polar and tropical climate zones?

What is the importance of having the us forest service, the bureau of land management, the us fish and wildlife service, and the national park service? to manage land resources for conservation and the development of natural resources to manage land resources for conservation and the development of urban areas to preserve historical landmarks and manage the development of urban areas to preserve historical landmarks and manage the development of rural areas

During convection, less dense fluid rises and denser fluid sinks.

What are positive impacts of algae? how is it used?