Northrop Grumman Foundation and EarthEcho International Invite Australian Teachers (grades 6 - 8) to Examine Impacts of Plastic Pollution Along Australia's Southern Coast FALLS CHURCH, Va. — April 12, 2018 — The Northrop Grumman Foundation and EarthEcho International invite Australia - based teachers (grades 6 - 8) to join Philippe Cousteau Jr. on an exploration of the effects of development and
pollution on coastal areas near Melbourne, Australia.