Tag «earth science»

What If the Earth Was Cut in Half?

What If the Earth Was Cut in Half?

The Earth is under attack! And rather than just completely obliterating us, our attackers have decided to simply cut our planet in half. Is this an act of mercy, or the planetary equivalent of a slow and painful death? Once the cutting begins, the devastating effects would be felt all over the world. This is …

Introducing Nature Reviews Earth & Environment

Introducing Nature Reviews Earth & Environment

Nature Reviews Earth and Environment is being launched due to increased public and scientific interest in environmental issues including climate change, sustainability, and environmental degradation. With this, there’s been a corresponding increase in the volume of primary literature that’s being published. Nature Reviews Earth and Environment offers a means to synthesize this information, producing review …

The Great Acceleration

The Great Acceleration

Hi, this is Alex, from MinuteEarth, and this is the so-called “hockey stick graph”. You’ve probably seen it before, because Earth’s temperature has risen so fast over the last few decades that it looks kind of like a hockey stick. Except, a hockey stick is also a graph of the amount of plastic we make …

Earth: A Photo e-Book from NASA

Earth: A Photo e-Book from NASA

Looking back from space, astronaut Edgar Mitchell once called Earth “a sparkling blue and white jewel,” and it does dazzle the eye. The planet’s palette of colors and textures and shapes–far more than just blues and whites–are spread across the page of this book. We chose these images because they inspire. They tell a story …

How Tall Can Mountains Be?

How Tall Can Mountains Be?

Olympus Mons, the tallest mountain in our Solar System, towers 21,000 meters above the surface of Mars — nearly two and a half times the height of Mount Everest. On Earth, you would need a spacesuit to survive at that altitude – but could there even be a mountain that tall here on our home …

NASA’s Earth Minute: Why Does NASA Study Earth?

NASA’s Earth Minute: Why Does NASA Study Earth?

When you think of NASA, you probably think of astronauts, satellites, Mars rovers, and telescopes that study distant planets and far off galaxies. So why does NASA, as a space agency, study Earth? Because it’s a planet too. And there are a lot of advantages to monitoring the only home we currently have… … from …