Every summer in New Zealand, recreational swimming in Okawa Bay is often prohibited because of toxic algal blooms. According to a Jan. 20 article in the New Zealand Herald, Waikato University biologist Brendan Hicks is using Landsat data to both map historical water quality deterioration and to monitor the effects of recent mitigation measures on water quality improvement.
+ Read full New Zealand Herald article (external link); PDF version
Satellites offer a wealth of information pertinent for water and food security. Landsat has long been a foundational piece of the “Space for Ag” initiative.