Tractors use GPS devices to track location and speed. Sensors collect data on soil temperature, moisture, wind, and weather. Data is transmitted to central servers for authorized users
Documentary won Human/Nature Award at Tribeca Film Festival 2023. Featured top 10 limited release documentary films of 2023. Received 6 festival awards and Academy Award eligibility
Bulk density indicates soil compaction and pore space. Measured by pounding soil cores, using probes, or clod method. Samples are oven-dried at 221°F for 24 hours
Manure is organic matter used as agricultural fertilizer. Animal manure includes feces, farmyard manure, and slurry. Compost is decomposed organic materials, often containing animal dung. Green manure is crops grown specifically for soil fertility
Vermicompost is created through decomposition of organic waste using earthworms. Vermicast is the end-product of worm breakdown, containing nutrients and reduced contaminants. Vermicompost contains water-soluble nutrients that can be extracted as vermiwash
Humus is dark organic matter formed from plant and animal decomposition. Contains nutrients, especially nitrogen, with C:N ratio between 8:1 and 15:1. Has amorphous structure lacking cellular organization. Composed of lignin, polyphenols, proteins, and carbohydrates