In 1934, with the passage of the Migratory Bird Hunting Stamp Act (Act), an increasingly concerned nation took firm action to stop the destruction of migratory waterfowl and the wetlands so vital to their survival.

1934年，随着《候鸟狩猎印花税法案》的通过，为阻止对迁徙的水禽以及对水禽生存至关重要的湿地的破坏，一个日益感到担忧的国家（指美国）采取了坚决的行动。

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Sometimes we feel that it is of vital importance to choose the right course of action.

有时候我们认为选择一个正确的行动计划是至关重要的。

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Dr Diouf said immediate action was vital to increase the resilience of rural people to climate change and help them adapt to new conditions.

迪乌夫博士认为，立即采取行动对于提高农村人民在应对气候变化方面的恢复力并帮助他们适应新的条件是至关重要的。

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The Organization has been deeply engaged also with the creation of the Intergovernmental Science-Policy Platform on Biodiversity and Ecosystem Services (IPBES), a vital platform for action to protect biodiversity.

UNESCO: OFFICE IN BRASILIA

It currently only has only 1, 524 signatures, out of its goal of 25, 000, so this vital call to action could be left floundering in the wilds of the Internet.

FORBES: Hopefuls Petition White House for Death Star Construction

Lord Smith said urgent action was vital to help "prepare and adapt" many aspects of Britain for such extremes.

BBC: Science & Environment