What is the Carbon Footprint of the iPhone?

What are tornadoes, and how do they affect those in the midwest, across the United States, and the world? Is a tornado more likely to occur or be more severe the worse that climate change gets?

Why are the Great Lakes so important, how do they provide for residents of the surrounding states, and how has climate change threatened the vitality of the Great Lakes?

A recent study reveals that New York is sinking, but rising sea levels and climate change may not be entirely to blame. Why is New York City sinking, and is it due to climate change itself? What could be done to protect the future vitality and viability of New York City?