blm.gov的 10 大竞争对手

recreation.gov

As you book camping, day-use, and cabin reservations on Recreation.gov, please review these standard policies that apply to most locations. Keep in mind, that there are many exceptions, so it is best to review reservation information on individual facility pages for those policies and procedures that pertain to specific locations. Policies listed for specific locations supersede these Recreation.gov site-wide policies.

nps.gov

Park Ranger Peter Kasin explains how sea chanteys were used to coordinate work aboard vessels. Like to join a chantey sing in the park? Check here for info: https://go.nps.gov/1b9c2q

fs.usda.gov

GeneralWhat is a UAS?Collectively, a UAS consists of an aircraft platform, sensor and communication payloads, and the ground control segment. Federal Aviation Administration (FAA) policy identifies “Unmanned Aircraft (UA) as ‘aircraft’ flown by a ‘pilot’ regardless of where the pilot is located." The Forest Service has adopted the same policy.

alltrails.com

Explore the outdoors with AllTrails, the best app for hiking, biking, and running. Discover curated guides, trail maps, photos, and reviews for over 500,000 trails worldwide.

thedyrt.com

Your four-legged friend doesn’t care that Montana has more than 100 named mountain ranges or that it’s home to hundreds of thousands of miles of rivers. What he does care about is being with you.

onxmaps.com

Who gets to access America’s public lands, and why? Follow professional skier Griffin Post as he navigates complex boundaries of public and private land.

fws.gov

These FAQs provide guidance on how to legally buy, sell, or otherwise trade in elephant ivory to ensure that our domestic markets do not contribute to the decline of elephants in the wild. It’s important to note that regulations do not restrict personal possession of ivory.

doi.gov

Protecting America's Great Outdoors and Powering Our Future

parks.ca.gov

California State Parks, State of California

usgs.gov

The Energy Act of 2020 defined critical minerals as those that are essential to the economic or national security of the United States; have a supply chain that is vulnerable to disruption; and serve an essential function in the manufacturing of a product, the absence of which would have significant consequences for the economic or national security of the U.S. The act further specified that critical minerals do not include fuel minerals; water, ice, or snow; or common varieties of sand, gravel, stone, pumice, cinders, and clay. Mineral criticality is not static, but changes over time as supply and demand dynamics evolve, import reliance changes, and new technologies are developed. The 2025 list of critical minerals/elements includes:AluminumCobaltHafniumMetallurgical CoalRhodiumThuliumAntimonyCopperHolmiumNeodymiumRubidiumTinArsenicDysprosiumIndiumNickelRutheniumTitaniumBariteErbiumIridiumNiobiumSamariumTungstenBerylliumEuropiumLanthanumPalladiumScandiumUraniumBismuthFluorsparLeadPhosphateSiliconVanadiumBoronGadoliniumLithiumPlatinumSilverYtterbiumCeriumGalliumLutetiumPotashTantalumYttriumCesiumGermaniumMagnesiumPraseodymiumTelluriumZincChromiumGraphiteManganeseRheniumTerbiumZirconiumLearn More: National Minerals Information CenterCritical MineralsUSGS Mineral Resources Program