Mississippi River

“The Great River” by Boyce Upholt traces the history of humans’ relationship with the Mississippi and what engineering over centuries has created.

The Department of Conservation reports a fourth invasive northern snakehead fish was found in Missouri and there has been a confirmed sighting of a fifth. The fish are aggressive predators that can harm native ecosystems.

Marybeth Brey, a research fish biologist with the Geological Survey and Christa Woodley, a research biologist with the Army Corps of Engineers, designed and installed a 16-speaker soundbar at Lock 19 in the Mississippi, a section of the river between Keokuk and Hamilton.

The majority of the pollutants released by Tyson in the five years the study examines were in the Midwestern states of Nebraska, Illinois and Missouri.

The Eads Bridge was completed 150 years ago this July. It connects East St. Louis and the City of St. Louis.

Many cities are already investing in nature-based solutions, such as removing pavement, building marshes and making room for rivers to flow. Now, St. Louis is looking to learn from Missouri’s neighbors in Dubuque, Iowa, on what the city can do with the River Des Peres.

The Gateway Arch’s new, LED lighting system will turn on each night with a dramatic, 30-second sequence. Officials say the lights will save energy and pose less of a threat to migrating birds.

The company was given a choice by a federal court to either shut down the Rush Island Energy Center or add expensive pollution controls.

The EPA found SA Recycling stored scrap metal, gas cans and other waste material in a way that could transport them into the river during a rain event.

“What we really need is a cold, wet and snowy winter to help recharge this river,” said one climatologist.