Waterways

The waterways ramify across the plain.

The waterways branch out across the plain.

Ocean acidification is affecting the entire world’s oceans, including coastal estuaries and waterways.

After examining the picture of the oddly constructed waterways, Tom finally determined it to be an optical illusion.

The inhabitants use wooden pirogues with outboard motors to navigate waterways that stretch from horizon to horizon.

The number of Asian carp in the state’s waterways has soared in recent years, choking out many native fish species.

Too much rain, especially in the city, can lead to flooding, causing sewers to overflow and carry pollutants and contaminants to nearby streams and waterways.

The Trump administration has thrown out Obama-era rules that expanded federal protection of waterways from pollution, a move environmentalists say they will challenge in court.

This pollution, known as acid mine drainage, contaminates roughly 4,000 kilometers (2,500 miles) of West Virginia waterways. It's a legacy of more than a century of coal mining in the region.

For the last 30 years, he has been working to clean up Appalachia's acidified waterways. Ziemkiewicz directs the West Virginia University Water Research Institute.