class motivation climate 班级动机氛围
The UK is at the forefront of tackling dangerous climate change, underpinned by world class scientific expertise and advice.
英国处于应对气候变化危险的前沿，这得益于世界一流科学技术和建议的鼎力支持。
The warning comes in new international study into the links between climate change and a class of man-made toxins called persistent organic pollutants.
这样的警告来自于一份全新的国际科学报告，它详细研究了气候变化与名为“持久性有机污染”的一系列人为有毒物质之间的关系。
According to the report, climate change coupled with China's move toward urbanization and middle class lifestyles will create huge water demand and therefore crop shortages by 2030.
报告称，气候变化，加上中国的城市化进程和中产阶级生活方式的兴起，至2030年，中国将产生巨大的用水需求以及伴随而来的粮食短缺。
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