从海外入境的动物很可能会带入病毒和害虫，破坏当地脆弱的生态环境。
Animals from overseas could bring diseases and pests into the country and devastate the vulnerable local environment.
当地人的收入亟需提高，以便提高生活水平，同时能够鼓励他们保护当地脆弱的自然环境。
Income is needed to raise standards of living and create incentives for local people to conserve the fragile natural environment.
二是给当地的生态环境带来一定的负面影响，致使本来就十分脆弱的山区环境雪上加霜。
The problems in planting minor crops are low yield and negative effect on local ecological environment.
当地群众帮助自然资源保护者保护中国西北部草原脆弱的生态环境。
Local knowledge is helping conservationists protect the fragile ecology of northwest China's grasslands.
当地群众帮助自然资源保护者保护中国西北部草原脆弱的生态环境。
Local knowledge is helping conservationists protect the fragile ecology of northwest China's grasslands.
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