There are earth changes going on. There are predictions of doom and gloom.

不是天翻地覆的变化，就是厄运和不祥的预感。

youdao

Many of you also who are staying in the Third Dimension have asked me -many of you have asked me -about Earth changes.

你们很多仍旧留在第三维度的人问过我-关于地球的改变。

youdao

We will see some new earth changes as the earth reminds us that it is our partner and home and we need to care for it.

我们会看到一些新的地球变动，提醒我们，她是我们的家园和伙伴，我们必须细心照料她。

youdao

Plate tectonics is the area of science that explains why the surface of the Earth changes and how those changes cause earthquakes.

VOA: special.2010.01.12

Knowing more about how the Yarkovsky effect changes an asteroid's orbit will help scientists better predict whether RQ36 will come near Earth.

VOA: special.2011.06.22

This week, we will tell about a study linking activity on the sun to changes in Earth's climate.

VOA: special.2009.09.29

Learning about how we, ourselves, work and how we can handle changes if we go somewhere very different than what we're used to is something that's valuable also on Earth, because our environment changes on Earth, too -- and in terms of health and medicine, we understand better how our own bodies work.

WHITEHOUSE: President Obama's call to the International Space Station

The Modis albedo measurements allow scientists to monitor how the Earth's reflectivity changes on a global scale.

BBC: Earthshine map helps predict weather

Scientists investigating changes in Earth's climate over the past few million years also use this principle to examine cores of ice from Greenland and Antarctica.

BBC: Mars south pole