We live, environmentalists warn, in a world laced with dangerous chemicals, from powerful pesticides to toxic industrial wastes like dioxin and PCBs.
环保人士警告说，我们居住的是个布有各种危险化学物质的世界，从强效杀虫剂到戴奥辛、聚氯联苯等有毒工业废物都有。
While the increase in tiger Numbers is good news, say environmentalists, they warn India cannot get complacent.
在老虎数量增长这一好消息面前，环保人士仍然警告印度不可自满。
While the increase in tiger Numbers is good news, say environmentalists, they warn India cannot get complacent.
在老虎数量增长这一好消息面前，环保人士仍然警告印度不可自满。
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