Best Free Hydroponic Calculators and References 2026
Best free hydroponic calculators and references in 2026: Rootless Farm for crop profiles and 18 tools, plus five university and open tools, with limits.
26 articles tagged with #agriculture
Best free hydroponic calculators and references in 2026: Rootless Farm for crop profiles and 18 tools, plus five university and open tools, with limits.

How Fritz Haber and Carl Bosch synthesized nitrogen from air in 1909–1913, feeding billions — and triggering an environmental crisis that still grows.

Norman Borlaug bred disease-resistant dwarf wheat in Mexican fields, launched the Green Revolution, and won the 1970 Nobel Peace Prize. An honest account of the man and the controversy.

Bees pollinate $235B in crops yearly. If they vanished, almonds, apples, and coffee would collapse — but humanity wouldn't starve. Here's why.

How machine learning cuts fertilizer and herbicide use, catches disease early, and pushes yield up without expanding farmland.

Machine learning models are helping farmers grow more food with fewer resources, reducing waste and environmental impact at scale.

How scientists insert foreign genes into organisms creating transgenic plants, animals and microbes with novel traits

The synthesis process that enabled agriculture to feed billions

ISS plant experiments reveal how crops survive and thrive without gravity, essential knowledge for food production on the Moon, Mars, and interplanetary spacecraft.

Brazil produces nearly 40% of the world's coffee — more than the next three countries combined. Vietnam is the world's top Robusta producer. Ethiopia is coffee's birthplace. Global coffee production is worth $50 billion at origin but $460 billion at retail — the biggest markup in agriculture. Here's the full coffee production ranking.

China drinks more tea than any country — 3 million tonnes per year. But Turkey has the highest per-capita consumption at 4.6 kg per person. Tea is the world's second most consumed beverage after water. Here's the full global tea ranking, who grows it, who drinks it most, and why.

The United States has the most agricultural land at about 421 million hectares, ahead of China and Australia. But India has the most cropland, Kazakhstan has the most arable land per person, and most of the world's farmland is pasture. Here is who has what, and what threatens it.