High-Tech Tools Help Map Chesapeake Bay Restoration (Corrected)

Anyone can plant a tree. But knowing precisely when and where to plant can make all the difference to the quality of waterways like the Chesapeake Bay.

Enter the nonprofit Chesapeake Conservancy, which has made it a goal to use the latest technological tools to help reduce soil and nutrient pollution and restore the bay’s vast watershed, one square meter at a time.

Staff at the Annapolis, Md.-based nonprofit noticed that the existing Chesapeake Bay land-change model—which the U.S. Geological Survey had developed to track pollution releases across the watershed—contained out-of-date information about ...