Briefly describe the progress made in cleaning up the environment ...

[appyboo]

Briefly describe the progress made in cleaning up the environment between 1970 and the present.
 
  What will be an ideal response?

Question 2

How can human-factors research play a role in improving safety on the construction site?
 
  What will be an ideal response?

[manuelcastillo]

Answer to Question 1

Much progress has been made in cleaning up and protecting the environment since Congress initially became interested in the 1960s. During the 1960s and the 1970s, Congress passed a continual proliferation of environmental regulations aimed primarily at air, water, and ground pollution. According to the Environmental Protection Agency (EPA), substantial progress has been made in cleaning up air and water pollution in the following areas since the 1970s:
 Carbon monoxide emissions
 Volatile organic compounds
 Sulfur oxides
 Ocean dumping of industrial waters
 Cities without adequate sewage treatment
 Polluted rivers

Answer to Question 2

It can help reduce hazards in the workplace in the following ways: a) hazard elimination by design, b) provision and location of safety devices, c) provision of warning devices, d) establishment of procedures and the provision of training.

[appyboo]

Great answer, keep it coming

[sailorcrescent]

Excellent