This is BBC World News, the headlines.

这里是BBC世界新闻头条

A major UN report is set to warn of a global ecological catastrophe calling for immediate action to reverse a dramatic decline across the natural world.

联合国一份重大报告提醒人们出现了全球生态灾难 呼吁人们立即行动起来 扭转全球自然生物数量骤降的局面

It's thought up to 1 million species are at risk of extinction.

人们认为有高达一百万种物种有灭绝风险

After a weekend of violence and more than 20 deaths, there's been a lull in hostilities between Israeli forces and Palestinian militants in the Gaza Strip.

经过一个周末的暴力和20多人死亡后 加沙地带的以色列军队和巴勒斯坦军方暂时停火

President Putin has ordered an inquiry into a deadly plane crash in Moscow.

普京总统下令调查莫斯科发生的致命坠机事件

The aircraft burst into flames while making an emergency landing.

这架飞机在紧急迫降时突然着火

More than 40 people died but 37 escaped.

有40多人死亡 37人成功逃生

Venezuela's opposition leader tells the BBC he's considering all options to deal with the country's ongoing crisis including asking the US military to intervene.

委内瑞拉反对派领袖告诉BBC 他不排除以任何方式解决该国危机 包括请求美国军方干涉

It's five months since Juan Guaido challenged President Maduro declaring himself interim leader.

五个月前 胡安·瓜伊多挑战马杜罗总统 宣布自己为临时领导人