7. What are five major types of U.S. environmental laws? What are two problems that hinder effective environmental regulation? Describe the roles of grassroots and mainstream environmental organiza- tions. Give two examples of how students and educa- tional institutions have led the way in shifting to more șustainable ways of living and working. Explain the importance of environmental security, relative to economic and military security. Section 17.4

A: At various points in the earth's history, sedimentary rocks found on basin floors are uplifted above...

A: Weathering is the process of disintegration and dissociation of rocks. It occurs with the transporta...

A: Geomorphology is the study of the landforms, structures, features, how they have formed, the sedimen...

A: On the earth, we find several natural resources but these are present in a limited amount. Since the...

A: According to the plate tectonics theory, the surface of the Earth is made up of various hard lithosp...

A: According to the plate tectonics theory, the surface of the Earth is made up of various hard lithosp...

A: Note- We’ll answer the first question since the exact one wasn’t specified. Please submit a new ques...

A: By Analysing the question, We need to find the orbital period of the star in year. Below you can fin...

A:   The mineral is generally a solid homogeneous crystal element and it has a definite chemical compos...

A: A volcano is a rupture in the crust of a planetary-mass item, like Earth, that permits hot magma, vo...

A: P waves are commonly known as the primary waves. These waves are extremely full of speed to travel a...

A: Carbon dioxide (CO2) is one of the important greenhouse gas in the atmosphere. The majority of the c...

A: The semi-major axis of a ellipse is used in Kepler's third law. It is used to determine the orbital ...

A:  I think option d will be the correct answer.

A: The theory-of plate tectonics is a model that that is relates to continental-drift and it describes ...

A: Mid oceanic ridges are the places or region of earth where two tectonic plate move away from each ot...

A: The objects that can be observed by the illumination of the objects present at the lower atmosphere ...