Planet Earth. It sure is beautiful, and it's also very unique and special, because under its thin atmosphere, it supports life. But there's a problem. Did you know that the Earth is sick? It has come down with a fever. In fact, the last ten years were the hottest ever recorded. This never-before-seen warming is part of something scientists call "Rapid Climate Change." [2:14]

From extreme weather to threatened ways of life, the effects of climate change are real, and they are happening right now around the globe. This Nutshell takes a look at just a few of the problems people are facing right now. [2:27]

From shrinking habitat for the pika to reduced water supplies for cities, rapid climate change threatens living things across the American West. This Nutshell offers a brief look at the issues a warming West faces. [2:32]

Just as there's too much carbon dioxide in the atmosphere, there's now too much in the oceans, too. What does that mean for the creatures who live there, as well as life on land? [2:30]

During the past 200 years, the Earth has been doing a strange thing. It's warming up, and it's warming up fast. Warming that should have taken thousands of years has only taken a couple of hundred. [2:40]

If we don't work to reduce the effects of Rapid Climate Change now, how bad could things get in the future? This video looks at the projections scientists are making about the future of the planet - if we don't take action. [2:30]

Rapid climate change is a big problem. Luckily, it's one we can tackle. But it will take the work of every nation on Earth, especially the ones with lots of power plants, cars, and factories, and other things that use lots of energy. The most important thing is, we have to get started now! [2:28]

What is the role of Carbon Dioxide in the atmosphere? What is the Greenhouse Effect? Why does the Earth have too many blankets, making it hot and clammy? Those questions are answered in this Nutshell. [2:45]

Part of the Climate Science in a Nutshell Series, this video explains the difference between climate and weather. It also provides an introductory look at Rapid Climate Change. [2:31]

Where does carbon dioxide - the gas that's mainly responsible for warming up our planet and changing the climate - come from? This video answers that important question. [2:49]

Rapid Climate Change affects the whole planet. But you might be surprised to know that one person, meaning you, can make a big difference. [2:17]

Planet Nutshell Math Shorts provide animated videos that explain various math topics. In this video, students learn about long division. [2:00]

Planet Nutshell Math Shorts provide animated videos that explain various math topics. In this video, students learn about slope and why the slopes of similar triangles are equal. [2:20]

In the real world and online it's important to treat others like you want to be treated. How do we act when we are on the Internet? This video talks about good manners when we are on the Internet, things like using good words, not rude or bad words, and being patient with others. Sometimes others are beginners and are just learning how to use the Internet, so it's important to be nice to them, too. [1:58]

Posting a picture on the Internet, or sending a picture message on your phone, can have consequences that you might have never thought about. This video explains why it's so important to think before you share a picture of yourself. [2:25]

Information such as your bank account information, where you live, where you go to school, and other personal things, should be kept private. This video explains why keeping personal information private is so important, and it offers tips on how to do it. [2:33]

Sometimes we see something on the Internet that makes us feel uncomfortable. This can happen when we are playing a game on the Internet or someone sends you a bad picture on your cell phone. When something like this happens we need to tell an adult we trust. [2:17]

Sometimes we see something on the Internet that makes us feel uncomfortable. This can happen when we are playing a game on the Internet or perhaps even talking to someone on the phone. When this happens we need to tell an adult we trust. An adult we can trust may be a grandparent, teacher, mom, dad or police officer. These people can help you make things safe and fun again. [2:02]

Kids spend much of their lives on the Internet. It's one of the primary ways they they communicate, work, and play. It's important for parents and other adults to learn how to keep kids safe from some of the dangers that exist online. This video provides some tips, as well as information about tools available at netsafeutah.org. [2:41]