And after heavy snowfall this winter, natural snowmelt is making bad conditions worse.

今年冬天大雪过后，自然雪使恶劣天气更加恶化。

Flood warnings stretched today from Texas to Wisconsin, as rivers kept rising from rain and snowmelt.

洪水警报已德州蔓延到威斯康星州，因降雨和雪水水平面不断上升。

Nebraska rescue teams have been pulling trapped residents out of flood waters since Thursday and forecasters caution more snowmelt is on the way.

周四开始，内布拉斯加州救援队就一直在被困居民洪水中救出，预报员警告说更雪即将到来。

Last night, we showed you how the Swinomish Tribe is trying to plan ahead and adapt to faster glacial snowmelts, higher stream temperatures, and changes in fishing grounds.

昨晚，我们向您展示了 Swinomish 部落如何尝试提前计划并适应更快冰川雪、更高溪流温度和渔场变化。

The Rocky Mountains in general act as sort of the high water tower of North America, as many of the continent's greatest rivers originate from the vast snowmelt taking place high up within them.

总来说，落基山脉是北美高水塔，因为该大陆许最大河流都源于在它们高处发生大量雪。

So mosquitoes are found in an incredibly wide range of environments, from coastal rock pools to snowmelt streams in our Alpine regions, from polluted drains to pristine wetlands and almost every puddle of water in between.

因此，蚊子存在于极其广泛环境中，沿海岩石池到阿尔卑斯山地区雪溪流， 受污染排水沟到原始湿地， 以及介于两者之间几乎每一个水坑。