作为地球科学家，我们深刻地体会到更为深入地了解自然灾害发生原因的必要性。
As Earth Scientists, we all well appreciate the need to better understand the causes of natural hazards.
在美国东部时间周五中午，由圣迭戈州立大学的自然灾害研究专家们发起的一项演习正在进行中，该演习希望了解社会媒体在危急关头将有怎样的反应。
At noon ET Friday, a drill was launched by natural disaster experts at San Diego State University to test how social media would be used to respond to a crisis.
你们了解自然的力量。你们了解气候变化所导致的自然灾害的危险和后果。
You know the power of nature. You know the dangers of natural catastrophe that climate change can unleash.
你们了解自然的力量。你们了解气候变化所导致的自然灾害的危险和后果。
You know the power of nature. You know the dangers of natural catastrophe that climate change can unleash.
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