Sub-metre mapping of surface soil moisture in proglacial valleys of the tropical Andes using a multispectral unmanned aerial vehicle

Agriculture & Biology

• unmanned aerial vehicles 100%
• meters (equipment) 74%
• valleys 65%
• soil water 60%
• Peru 20%
• soil water storage 14%
• glaciers 13%
• springs (water) 13%
• vegetation index 13%
• water budget 11%
• groundwater 11%
• ecosystem services 10%
• water supply 10%
• calibration 9%
• sensors (equipment) 9%
• mountains 8%
• grazing 8%
• heat 5%
• water 4%
• temperature 4%

Earth & Environmental Sciences

• soil moisture 57%
• vehicle 55%
• valley 49%
• cordillera 33%
• mountain environment 14%
• groundwater 12%
• water storage 10%
• vegetation index 10%
• near infrared 9%
• ecosystem service 9%
• grazing 8%
• glacier 8%
• budget 8%
• soil water 8%
• pixel 8%
• water supply 7%
• imagery 7%
• spatial resolution 7%
• sensor 6%
• calibration 6%
• temperature 3%
• water 3%