USACE volunteers celebrate Earth Day with future engineers : 無料・フリー素材/写真
USACE volunteers celebrate Earth Day with future engineers / USACE Europe District
| ライセンス | クリエイティブ・コモンズ 表示 2.1 |
|---|---|
| 説明 | Nicole Silva, a project manager with the U.S. Army Corps of Engineers Europe District, gives a presentation to Wiesbaden High School environmental science students April 25, 2011 as part of the district's Earth Day outreach program. (U.S. Army Corps of Engineers photo by Jennifer Aldridge) |
| 撮影日 | 2011-04-25 09:41:10 |
| 撮影者 | USACE Europe District , Wiesbaden, Germany |
| タグ | |
| 撮影地 | |
| カメラ | Canon EOS 40D , Canon |
| 露出 | 0.017 sec (1/60) |
| 開放F値 | f/4.0 |
| 焦点距離 | 28 mm |