气候变化

1、 Climate change and trade in agriculture Hsin Huang, Martin von Lampe, Frank van Tongeren Abstract Agricultural productivity in both developing and developed countries will have to improve to achieve substantial increases in food production by 2050 while land and water resources become less abundant and the effects of climate change introduce much uncertainty. Already less resilient production areas will suffer the most, as temperatures will rise further in tropical and semi-tropical latitudes 。

2、 While After a decade of false starts, the goal of radically reducing emissions of greenhouse gases, and particularly carbon dioxide, is rising up the political agenda. The renewed urgency of the carbon control agenda reflects a tipping point in political, public and media acceptance of the reality of global warming, its human causes, and the future economic and social costs of inaction. Political commitment to carbon control is also being driven by various other pressures, includi。

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4、uctural Engineering, University of Pcs, H-7625 Boszorknyu. 2, Pcs, Hungary Abstract Based on last years experiences it is obvious for the majority of professionals and for the general public too, that climate change is a realistic present and future. In the beginning this paper deals with the signs and perspectives of climate change. In the second part the consequences of clim。

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6、 学 生 学 号 指导教师 二一 三 年 三 月 二十二 日 外文原文： 22.7 Challenges of extending international co-operation to aviation and shipping Extending the coverage of carbon pricing and other measures to international aviation will become increasingly important. Globally, international aviation emissions defined as emissions from any aircr。