Sedimentation

The question you will answer in this FACTivity is: What is the relationship between the level of chemicals in a…
The question you will answer in this FACTivity is: What is the relationship between the level of chemicals in a city’s soils and level of the same chemicals in the...

Caves are important natural features in Sequoia and Kings Canyon National Parks in California. Past studies of some of these…
Caves are important natural features in Sequoia and Kings Canyon National Parks in California. Past studies of some of these caves revealed information about the area’s mountains, the formation of...

With two-thirds of the U.S. population drinking water from surface sources such as streams, rivers, lakes, and reservoirs, it is…
With two-thirds of the U.S. population drinking water from surface sources such as streams, rivers, lakes, and reservoirs, it is very important that these water sources are protected. Part of...

Chemicals from auto emissions, industrial processes, and urban development are found in most urban areas. Two of the chemicals found…
Chemicals from auto emissions, industrial processes, and urban development are found in most urban areas. Two of the chemicals found most abundantly in urban areas are calcium and lead. The...

Nonpoint source water pollution comes from large areas or landscapes such as roadways, farms, and urban and suburban communities. Scientists…
Nonpoint source water pollution comes from large areas or landscapes such as roadways, farms, and urban and suburban communities. Scientists know this type of pollution exists, but it is difficult...

In the Natural Inquirer Freshwater edition, you will learn many new things about Earth’s freshwater. As you read each article,…
In the Natural Inquirer Freshwater edition, you will learn many new things about Earth’s freshwater. As you read each article, think about your daily water use. You use clean freshwater…

Soil erosion and sedimentation reduce the diversity of the natural environment. When soil is eroded and sedimentation occurs, important nutrients…
Soil erosion and sedimentation reduce the diversity of the natural environment. When soil is eroded and sedimentation occurs, important nutrients are carried away from the soil. The scientists in this...

Soil erosion and sedimentation reduce the diversity of the natural environment. When soil is eroded and sedimentation occurs, important nutrients…
Soil erosion and sedimentation reduce the diversity of the natural environment. When soil is eroded and sedimentation occurs, important nutrients are carried away from the soil. The scientists in this...

When vegetation near streams and rivers is disturbed or removed, it can no longer hold the soil in place. When…
When vegetation near streams and rivers is disturbed or removed, it can no longer hold the soil in place. When this happens, soil may flow into streams and rivers. What...

When vegetation near streams and rivers is disturbed or removed, it can no longer hold the soil in place. When…
When vegetation near streams and rivers is disturbed or removed, it can no longer hold the soil in place. When this happens, soil may flow into streams and rivers. What...