温室气体

减少二氧化碳等温室气体的排放是应对气候变化的关键。

jiǎn shǎo èr yǎng huà tàn děng wēn shì qì tǐ de pái fàng shì yìng duì qì hòu biàn huà de guān jiàn.

Reducing greenhouse gas emissions like carbon dioxide is key to tackling climate change.

数万名环保主义者走上街头举行和平示威游行，呼吁全球各国加快减少温室气体排放。

shù wàn míng huán bǎo zhǔ yì zhě zǒu shàng jiē tóu jǔ xíng hé píng shì wēi yóu xíng, hū yù quán qiú gè guó jiā kuài jiǎn shǎo wēn shì qì tǐ pái fàng.

Tens of thousands of environmentalists took to the streets to hold peaceful demonstrations, calling on countries around the world to accelerate the reduction of greenhouse gas emissions.