You can thank the urban heat island effect.

这归功于城市热岛效应。

Have you ever heard of urban heat islands?

你有没有听说过城市热岛？

And so this is the urban heat island material palette.

因此，也可以说是城市热岛材料调色板。

The researchers think that has to do with what's called the urban heat island effect.

研究人员认为这与“城市热岛效应”有关。

Scientists have known about the urban heat island effect for decades, making maps from satellite data.

科学家们几十年来一直了解城市热岛效应，从卫星数据中绘制地图。

In China, rising temperatures will amplify heat stress and the urban heat island effect, harming humans and animals.

在中国，气温上升将加剧热应激和城市热岛效应，对人类和动物造成伤害。

She said trees and grass combat " urban heat islands: " areas in cities that can get dangerously hot.

她说，花草树木可以对抗" 城市热岛" ，即城市中可能会出现危险高温的区域。

This is what we call the urban heat island.

这就是我们所说的城市热岛。

On top of that, we live in an urban heat island.

最重要的是，我们生活在城市热岛中。

This growth has created a phenomenon  known as the urban heat island effect.

这种增长造成了一种称为城市热岛效应的现象。

In the center of the urban heat islands, we find that the snails have evolved more yellow, more lighter-colored shells.

在城市热岛的中心，我们发现蜗牛进化出了更多黄色、颜色更浅的壳。

When we couple red lining with the urban heat island impact, what it does to the community is lower their lifespan.

当我们将红色衬里与城市热岛影响联系起来时，它对社区的影响是缩短了他们的寿命。

They've also evolved greater heat toleranceto deal with the high temperatures that define dense urban environments, what we call urban heat islands.

它们还进化出了更强的耐热性， 以应对密集城市环境的高温，即我们所说的城市热岛。

Today, as mayor, I'm looking to plant tens of thousands more trees in Boston to grow our canopy, reduce urban heat island effect, and clean the air in our neighborhoods.

今天，作为市长，我希望在波士顿再种植数万棵树来种植我们的树冠，减少城市热岛效应，并净化我们社区的空气。

If you live in a big city, you know how hot it can get in the summer, especially with all that heat radiating up off the concrete and asphalt, that's called the urban heat island effect.

如果你住在大城市，你肯定知道夏天有多热，尤其是混凝土和沥青所散发的热量，这就是城市热岛效应。

The urban heat island effect is where we have an area of built land, not trees and not the same level of grass that we have in areas outside of city.

城市热岛效应是指我们拥有建筑用地面积，而不是树木，也不是我们在城市以外地区拥有的相同水平的草地。

Now there is a phenomenon called the urban heat islands, which means that in the center of a big city, the temperature can be several degrees higher than outside of the big city.

现在有一种现象叫城市热岛，就是说在大城市的中心， 温度可以比大城市外面高出好几度。

And so we're living in communities where, because of environmental racism, because of the urban heat island effect here in this school, in this zip code, or I teach the lifespan is 71.

所以我们生活在社区中， 因为环境种族主义，因为这所学校的城市热岛效应， 在这个邮政编码中， 或者我教的寿命是 71。

So you get this bubble of hot air in the center of a big city, and my students and I figured that maybe those garden snails, with their variable shells, are adapting to the urban heat islands.

所以你在一个大城市的中心看到了这个热空气泡，我和我的学生认为， 也许那些有着多变外壳的花园蜗牛正在适应城市热岛效应。