algae blooms 02 - new Lincoln Memorial Reflecting Pool - 2012-09-13 : 無料・フリー素材/写真
algae blooms 02 - new Lincoln Memorial Reflecting Pool - 2012-09-13 / Tim Evanson
| ライセンス | クリエイティブ・コモンズ 表示-継承 2.1 |
|---|---|
| 説明 | Algae blooms in the Lincoln Memorial Reflecting Pool on September 13, 2012.The pool, which underwent a $34 million renovation in 2011 and 2012 to repair leaks and to install a freshwater system that would prevent algae from forming in the pool. It failed. The National Park Service now believes it will need to spend hundreds of thousands of dollars a year pumping ozone into the pool to prevent algae formation. |
| 撮影日 | 2012-09-13 09:55:53 |
| 撮影者 | Tim Evanson , Cleveland Heights, Ohio, USA |
| タグ | |
| 撮影地 | |
| カメラ | Canon EOS 5D Mark II , Canon |
| 露出 | 0.005 sec (1/200) |
| 開放F値 | f/8.0 |
| 焦点距離 | 55 mm |