New research clarifies the capacity of rivers to filter pollutants

Watershed size plays a major role in a river network's ability to act as a filter More at
https://www.nsf.gov/discoveries/disc_summ.jsp?cntn_id=304752&WT.mc_id=USNSF_1
This is a Research News item.

Source: NSF Discoveries - March 28, 2022 Category: Science Source Type: research