The largest category of employment for both county and municipal (city/town) governments in Texas is __________

Two atmospheric problems have become major international issues—global warming and depletion of the ozone layer. Explain the causes of these problems and then compare and contrast the international management of each

What has led to success or failure in managing these problems? What might be done to overcome the failures? In your answer, consider the logic of the "tragedy of the commons." What will be an ideal response?

Major accomplishments of the United States in protecting its environment include __________

a. reduction in dangers from ultraviolet rays b. reduction in experimental farm sites c. reduction of perchlorate in rocket fuel d. required screening of newly manufactured chemicals