Daily Roundup: June 29, 2011

Dirty Shore: The Natural Resources Defense Council released its annual report on beach water quality. Southern California had some of the most consistently dirty beaches. Four U.S. beaches, including two in Delaware, were awarded "superstar" status for good water quality. Mother Jones

To the Bat Cave: Three Colorado caves will be opened to visitors despite a recommendation by the Colorado Division of Wildlife that the caves remain closed to protect bats from the spread of white nose syndrome. Los Angeles Times

Royal Reduction: Prince Charles reduced the carbon emissions at his official London residence by 22% last year. Treehugger

Evolution of Ideas: The Biodiversity Heritage Library has scanned 300 books from Charles Darwin's personal library. The books, posted online, are filled with marginalia written by Darwin. Audubon 

Feeling the Heat: Officials monitored the air around the Los Alamos nuclear laboratory as a 110-square-mile wildfire burned nearby. No radiation has been detected. CBS News

--Della Watson