Thousands of hectares of forest are destroyed each year.

每年都有几千公顷的森林遭到破坏。

In 1970 the average size of a French farm was 19 hectares.

1970年法国农场的平均面积是19公顷。

The Bolivian government has granted logging concessions covering 22 million hectares.

玻利维亚政府批准了在2 200万公顷土地上的伐木特许权。

Crops take up just 63m hectares.

作物仅仅占了6千3百亩。

The whole plan cover 26 hectares.

整个计划将占地26公顷。