Environment in United States 22 indicators covering environment for United States. IndicatorLatest Year10-yr change Rank Environment-related technologies patents — Patent applications 32,970 Patents 2023 down 17.6% 1st Environment-related technologies patents — Patent grants 3,509 Patents 2022 down 83.4% 1st Inland fisheries 13,378 Tonnes 2022 down 39.1% 3rd Agricultural land area — Arable and permanent crop land 156,748 Hectares 2023 down 0.3% 1st Agricultural land area — Total agricultural land area 417,826 Hectares 2023 down 1.1% 1st Agricultural land area — Arable land 154,644 Hectares 2023 down 0.3% 1st Agricultural land area — Permanent pasture 261,078 Hectares 2023 down 1.6% 1st Agricultural land area — Permanent crops 2,104 Hectares 2023 unchanged 2nd Marine landings — Total landings 4.25 million Tonnes 2022 down 14.4% 1st Marine landings — National landings in domestic ports 4.25 million Tonnes 2022 down 14.4% 1st Agricultural greenhouse gases emissions — Forest land -794,547 Tonnes of CO2-equivalent 2022 up 10.8% 12th Agricultural greenhouse gases emissions — Cropland 3,399 Tonnes of CO2-equivalent 2022 down 30.8% 2nd Agricultural greenhouse gases emissions — Grassland 38,973 Tonnes of CO2-equivalent 2022 up 24.9% 1st Agricultural greenhouse gases emissions — Forest land 6,143 Tonnes of CO2-equivalent 2022 up 60.0% 1st Agricultural greenhouse gases emissions — Forest land 9,163 Tonnes of CO2-equivalent 2022 up 62.1% 1st Agricultural greenhouse gases emissions — Grassland 296.27 Tonnes of CO2-equivalent 2022 down 52.4% 1st Agricultural land area — Organic farming 1.98 million Hectares 2021 down 6.6% 1st Agricultural greenhouse gases emissions — Grassland 342.99 Tonnes of CO2-equivalent 2022 down 52.3% 2nd Marine landings — National landings in foreign ports 1,310 Tonnes 2022 down 75.8% 8th Biodiversity — Farmland birds index 98.67 Index 2015 down 2.0% 1st Agricultural land area — Transgenic crops 71.50 million Hectares 2019 up 11.7% 1st Biodiversity — Forest birds index 108.63 Index 2015 up 5.9% 2nd