energyWatch Videos
![](https://cdn.statically.io/img/climatekids.nasa.gov/resources/icons/climate-change-evidence.png)
How Do We Know the Climate Is Changing?
![](https://cdn.statically.io/img/climatekids.nasa.gov/resources/icons/air-pollution.png)
What Causes Air Pollution?
![](https://cdn.statically.io/img/climatekids.nasa.gov/resources/icons/climate-model.png)
How Do We Predict Future Climate?
![](https://cdn.statically.io/img/climatekids.nasa.gov/resources/icons/ocean.png)
How Does Climate Change Affect the Ocean?
![](https://cdn.statically.io/img/climatekids.nasa.gov/resources/icons/climate-change-meaning.png)
What Is Climate Change?
![](https://cdn.statically.io/img/climatekids.nasa.gov/resources/icons/weather-climate.jpg)
What's the Difference Between Weather and Climate?
![](https://cdn.statically.io/img/climatekids.nasa.gov/resources/icons/sea-level.png)
How Do We Measure Sea Level?
![](https://cdn.statically.io/img/climatekids.nasa.gov/resources/icons/why-earth.png)
Why Does NASA Study Earth?
![](https://cdn.statically.io/img/climatekids.nasa.gov/resources/icons/greenhouse-effect.png)
What Is the Greenhouse Effect?
![](https://cdn.statically.io/img/climatekids.nasa.gov/resources/icons/usgs.png)
U.S. Geological Survey (USGS)