HONOLULU, Hawaii (April 27, 2019) -- Punahou School Junior ROTC cadet volunteers pick-up trash in the Fort DeRussy beach park area as part of the Corps' Earth Day 2019 clean-up event. The 2019 U.S. Army Earth Day theme is “Sustain the Environment to Secure the Mission.” This was the 14th consecutive year Honolulu District has held the Earth Day event at the U.S. Army Corps of Engineers Pacific Regional Visitor Center at Battery Randolph on Fort DeRussy.