True or false : florida has been covered by glaciers in the past

just finished the test, the answer is d, greg is the least cost-effective because he charges the most for the project

the wetland preservation movement began in the u.s. in earnest with the clean water act (cwa) of 1972. although not specifically written to protect wetlands, the cwa is comprised of a series of regulations designed to prevent pollutants from contaminating u.s. waters.