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A country can lose $ 100 billion-worth of pastureland , gain $ 100 billion-worth of skills and be no worse off than before .

一个国家若失去了价值1000亿美元的牧场，却获得了1000亿美元的技术，那她的状况并不比之前差。

This year , more than 75000 people camped on hundreds of acres of pastureland and battled deep mud and intense heat to enjoy music ranging from the beastie boys to up-and-comers such as the american princes .

今年，有超过75000名驻扎在数百英亩的牧场上，与泥泞的场地及酷热的天气作战，只为享受来自“野兽男孩”及新人组合“美国王子”等歌手所带来的音乐。

Colorful flowers dot the lush pastureland .

五颜六色的花朵点缀在茂盛的牧草间。

He and his colleagues suspect that pesticides and the loss of pastureland have eliminated many insects on which starlings feed .

格雷戈里和他的同事认为是杀虫剂以及牧场的减少使很多椋鸟赖以生存的昆虫绝了迹。

Anthropogenic climate change is caused by two principal sources of emissions of mainly carbon dioxide , methane , and nitrous oxide : fossil-fuel use for energy and agriculture ( including deforestation to create new farmland and pastureland ) .

导致人为气候变化的两个主要来源以二氧化碳、甲烷和一氧化碳的排放为主：用作能源的化石燃料和农业（其中包括采伐森林创造新农田和牧场）。