It's obvious a serious environmental catastrophe.

显而易见这是一个严重的环境灾难。

youdao

It's obviously a serious environmental catastrophe.

很明显，这是非常严重的环境灾难。

youdao

The full report, due to be published by December, is expected to warn of an environmental catastrophe.

定于12月份发布的完整报告，被看做是一场环境灾难的警告。

youdao

So it's a major, not only an environmental, but human catastrophe."

VOA: standard.2010.06.18

The Keystone XL Pipeline has the potential for an environmental catastrophe similar to the BP oil spill.

FORBES: Group Aims to Halt Canada-Texas Tar Sands Pipeline

The spill, which Hayward himself called an environmental catastrophe, fouled large portions of the coastline in Louisiana, Mississippi and Florida.

CNN: BP's Hayward: Oil spill wasn't because of cost-cutting

It is the first time Lebanon has faced an environmental catastrophe on such a large scale, with marine fauna and flora also badly affected.

CNN: Lebanon counts the cost of conflict