Source: USGS Landsat
The USGS, in cooperation with NASA, is requesting proposals for membership on the 2018-2023 Landsat Science Team. Academic, industry, and non-governmental scientists and engineers can seek funding through the solicitation on the Federal Business Opportunities webpage. Federal government, as well as international scientists and engineers, may review the document PDF (24KB) for details about submitting non-monetary proposals.
Proposals are due on July 24, 2017.

Above the Earth, Below the Surface: Landsat’s Role in Monitoring Water Quality
Safeguarding freshwater resources is crucial, and while scientists use a variety of ground-based techniques to gauge water quality, the Landsat program has provided water quality data from orbit for decades.