Lakes with long retention times are slow to respond to many inputs, being able to absorb floodwaters and pollutants, for example, without exhibiting immediate changes.

UNESCO: Summary

Many of us are vacationing in beautiful places this weekend with pools, lakes, and oceans nearby.

FORBES: How Cross-Training Can Make You A Better Swimmer: What Is The Best Technique Of Swimming The Crawl?

Written by experts who pioneered use of genetic data to search for the aggressive fish, the paper disagrees with government scientists who say many of the positive Asian carp DNA hits recorded in or near the lakes in recent years could have come from other sources, such as excrement from birds that fed on carp in distant rivers.

WSJ: Report: Asian carp may have reached Great Lakes

In 1919, at the age of 72, Bell set a marine speed record of 70.86mph on the Bras d'Or Lakes with his HD-4 hydrofoil, a replica of which resides, along with many of his personal artifacts, in the museum of the Alexander Graham Bell National Historic Site of Canada, across the lake from his house.

FORBES: Magazine Article