Usually when we walk through the rain forest we hear a soft sound from all the moist leaves and organic debris on the forest floor," says ecologist Daniel Nepstad.

出自-2013年6月阅读原文

"Our philosophy with the island has always been, ‘OK, remove the threats and let the island go back to what it was, '" says ecologist Christina Boser.

2018年12月六级真题（第三套）阅读 Section A

Many factors contributed to the decline, said Patrick Mclntyre, an ecologist who was the lead author of the study.

2019年高考英语浙江卷 阅读理解 阅读C 原文