Pioneering underwater photographer David Doubilet is a master craftsman,     1    combines technology and capture (捕捉) life underwater,         2    (bring) images back to the surface for those who might never see those sights with their own eyes. Entering the sea as a journalist, artist, and         3     (explore), Doubilet documents both the beauty and the   devastation (破坏) in our oceans.

He believes that the photography has the power         4     (educate), and influence change. Doubilet is deeply concerned about the future of the oceans. When he     5       (ask) what sort of powerful stories he’d like to tell through his work, he says, “Right now, we’re   telling the most     6    (meaning) story in the world. Doubilet and his wife, Jennifer Hayes, are working on a National Geographic project     7     (name) “Coral Status, the Science and the Future”.

They are looking at coral worldwide to see how it’s changed, and changing. “A lot of climatologists are thinking coral may be one of     8     greatest indicators (指示者), the thermometer of the health of this planet. We’re looking at reefs that are thousands     9    years old, and in the last four and five years they have     10    (complete) died. That’s what happens when you have a warming ocean.