Planet Earth Structure

Food insecurity means that families, communities, or even entire nations are having trouble getting enough food to meet their needs. It happens for a lot of reasons and is getting worse with climate...

Does climate change make you worried, sad, or angry? Teenager Greta Thunberg felt all those emotions and even became very depressed. Then she decided to do something about it. Fun Facts Greta Thunberg lives in...

Water, more than 70 percent of the Earth’s surface is covered by it, yet only about 4 percent of that water is freshwater, meaning we can drink it. And most of that is locked in glaciers. Climate change and population growth are...

Another part of managing climate change is thinking about population growth. Currently the world’s population is around 7.8 billion. Researchers think the world’s population will grow to 9.8 billion by 2050. In many parts...

Before modern transportation and refrigeration, most of the food people ate was grown near their homes. Farmers planted and harvested crops by hand, using the same techniques that had been used for centuries. Growing food was backbreaking work. People got by with much less food and much less...

Lena River is one of the longest rivers in the world and the longest river to flow inside the Russian Federation. It measures about 4,400 kilometers in length. This river flows across the Far East regions of Russia,...

In the U.S., we can generally count on having safe, clean drinking water. We turn the faucet on and water appears. But in many parts of the world, families do not have a clean, safe water supply. They often walk miles to get water from streams or

Water is essential for life on earth. Without it, life as we know it would end. Our bodies are made mostly of water and need it every day to stay healthy.

Mount Hood is one of the most prominent of the cascade volcanoes. It is only 50 miles from the major Oregon city of Portland. With a height measured at 11,249 feet, it is the highest peak in Oregon. It is home to 12 different

Yenisei River is the largest river system flowing to the Arctic Ocean measuring 2,540 miles long. It measures 3,420 miles in length when combined with its major tributary the Angara. In terms of discharge, it is the sixth largest river in the world. The drainage basin of the river covers an area...

The Tigris River is one of two main rivers of ancient Mesopotamia. This river forms the border between Syria and

The Seine River is the second longest river flowing completely in France with a length of 483 miles. This river also serves as an important commercial waterway. The source of this river is a village named Source-Seine. This...

The Missouri River is the longest river in North America and the 15th longest in the world with a length of 2,341 miles. The drainage area of the river covers total 1,371,000 square kilometers. It flows through...