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Between 2000 and 2005 it lost 351,000 sq km of forest, mostly to fire and pests.
2000年到2005年之间，351,000平方千米的森林消失，大部分是因为燃烧和虫害。
The analysis produced a summer Arctic sea-ice minimum extent of 6.9 million sq km.
BBC: Earliest satellite maps of Antarctic and Arctic sea-ice
The Northeast Ecological Corridor comprises 14 sq km (5.4 sq miles) of the island's coast.
BBC: New law to protect Puerto Rico leatherback turtles
That compared with the 2007 minimum of 4.1 million sq km (1.6 million sq miles).
BBC: Arctic team targets key ice data
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