You've heard that plastic is polluting the oceans—between 4.8 and 12.7 million tonnes enter ocean ecosystems every year.

你听说过塑料污染海洋——每年有480至1270万吨塑料进入海洋生态系统。

youdao

Of this food, 5.3 million tonnes could have been eaten.

而这其中的530万吨食物还是可以食用的。

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That represents more than six million tonnes of carbon a day.

这相当于每天600多万吨碳。

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That equates to nine million tonnes of avoidable excess fuel and more than 28 million tonnes of CO2.

ENGADGET: blogger-avatar

According to Citigroup, iron ore surplus is expected to reach 70 million tonnes by 2015.

FORBES: Rio Tinto Bets On Growth Despite Industry Headwinds

Last year it produced 3 million tons (3.48 million tonnes) of cold- and hot-rolled sheet steel.

FORBES: Man of steel