Effect of biological soil crusts on soil elemental concentrations: Implications for biogeochemistry and as traceable biosignatures of ancient life on land

Agriculture & Biology

• biological soil crusts 100%
• biogeochemistry 98%
• soil 32%
• microorganisms 18%
• microbial communities 17%
• soil fertility 17%
• soil crusts 14%
• arid soils 14%
• soil stabilization 14%
• Sonoran Desert 13%
• topsoil 10%
• arid lands 10%
• dust 9%
• leaching 9%
• rocks 9%
• lowlands 8%
• highlands 8%
• plateaus 8%
• climate 7%
• metals 7%
• sampling 3%

Earth & Environmental Sciences

• soil crust 87%
• biogeochemistry 72%
• land 36%
• soil 27%
• crust 21%
• fertility 19%
• soil surface 16%
• microbial community 15%
• effect 15%
• soil stabilization 12%
• built structure 12%
• arid land 12%
• trend 9%
• topsoil 9%
• desert 7%
• leaching 7%
• plateau 6%
• dust 6%
• climate 5%
• need 4%
• rock 4%
• material 3%

Medicine & Life Sciences

• Soil 70%
• Microbiota 9%
• Fertility 8%
• Climate 5%
• Dust 5%
• Metals 4%