FAIRFIELD-SUISUN, CALIFORNIA The Kelso sand dunes are pictured in the Mojave Desert in California on February 27, 2019. Kelso Dunes, also known as the Kelso Dune Field, is the largest field of eolian sand deposits in the Mojave Desert. The region is protected by the Mojave National Preserve and is located near the town of Baker, San Bernardino County, California. The dune field covers 45 square miles (120 km2) and includes migrating dunes, vegetation-stabilized dunes, sand sheets, and sand ramps. (Eric Baradat/AFP via Getty Images/TNS) Biden administration looks to triple amount of protected land in the US Faced with the possible extinction of tens of thousands of species and the growing threat of climate change, the Biden administration on Thursday announced plans to protect 30% of the nation’s land and ocean territory by the end of the decade.