Just before the Olympics last June, the coastal city of Qingdao, site of the sailing events, saw an explosion of algae in nearby waters that may have been caused by pollution.

就在去年奥运会前一个月。沿海城市，帆船赛场所在地青岛就遭遇了因为污染而导致的近海的水藻爆发。

youdao

Their Web site raises awareness of the threats to dolphins and manatees from pollution and trash, fishing nets, collisions with boats and jet skis, habitat loss, disease and other dangers.

他们的网站增加了人们对海豚和海牛受到的环境威胁的认识，例如：污染、垃圾、鱼网、船以及水上摩托撞击、栖息面积减小以及疾病，等等。

youdao

No matter in the battlefield, it happen in biological or nuclear pollution accident site, earthquake or other nature disaster site, video surveillance is particularly important.

无论在战场、在发生核生化污染事故现场、地震或其他自然灾害现场，视频侦察尤为重要。

youdao

Planners have asked developer Cory Wheelabrator to clarify concerns over noise, dust, smell, air pollution and health at the site near King's Lynn.

BBC: King's Lynn waste incinerator out for second consultation

Opponents have cited the existence of a special needs school next to the site, potential noise and air pollution, the increase in lorry movements it would bring and a lack of infrastructure.

BBC: Protesters placards outside county hall

The Government of Flanders and the Tides of Time partnership have provided more than USD 3 million to date to help States and site managers face the growing challenges of pollution largely posed by underwater mining and drilling as well as maritime transportation.

UNESCO: House | United Nations Educational, Scientific and Cultural Organization