Sensitivity of Tropical Land Climate to Leaf Area Index: Role of Surface Conductance versus Albedo.

热带陆地气候对叶面积指数的敏感性：地面传导与反照率的作用。

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Moreover, there are processes that influence climate, such as modifications in land use, that scientists do not know how to simulate.

此外，还有一些影响气候的过程，如科学家们不知道如何模拟的土地利用的变化。

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The United States is a land rich in mineral resources and fertile farm soil, together with a moderate climate.

美国具有丰富的矿产资源和肥沃的农田，气候温和适中。

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For example,it says climate change and land use are expected to increase desertification worldwide, increasing the risk of sand and dust storms.

VOA: standard.2009.03.23

And Africa,where approximately depends on rainfall, is particularly vulnerable, Climate change can be reversed, in part,he says, through reforestation programs, better land management and the rehabilitation of degraded crop and pasture land.

VOA: standard.2010.03.29

Jane Gilmour from the Guernsey Biological Records Centre says changes in land use and climate are pushing Guernsey bumblebees close to extinction.

BBC: Guernsey bumblebee species under threat says expert

With almost 1 billion undernourished people in the world, land degradation, and climate change, fundamentals appear to be in place to support food prices for the long run.

FORBES: Highly Leveraged Agriculture Will Keep Food Prices Volatile And High

Iceland's farmers, long used to scratching a hard living from their unfertile land in its cool climate, now hope to export their clean beef and lamb at a premium in the wake of the foot-and-mouth outbreak in Europe.

ECONOMIST: David Oddsson, Iceland��s Eurosceptic leader