Barges are a common site on the Mississippi River, but not so much on the Missouri River. A group of lawmakers on the southern portion of the Missouri River want the Corps of Engineers to maintain the navigation channel as more businesses try to start navigation on the river. via DTN

Rising temperatures will lead to a series of tipping points for Antarctica’s ice sheets, leading to practically irreversible melting, simulations suggest. Here, the Getz Ice Shelf in West Antarctica is shown. JEREMY HARBECK / NASA

Maine aquaculture producers may qualify for up to $250,000 each in federal COVID-19 relief funds but there is a question as to whether aquaculturists who grow their products in open water—using gear such as these suspended lantern nets used to grow scallops in Penobscot Bay near Stonington by Bobby Brewer and his father Marsden—will qualify for the aid. via The Ellsworth American

Trade West Construction continues the deepening of the Upstream Channel for the New Lock at the Soo in Sault Ste. Marie, Michigan. Deepening is the first phase of the new lock project and will be completed in the fall 2021. via U.S. Army Corps of Engineering.

Map showing location of phases 1a and 1b of CGG’s OBN survey in the UK CNS. via CGG Multi-Client

via CCA South Carolina