Food production is becoming less efficient at using nitrogen fertilizer, according to a review of global values. Excess nitrogen damages the environment and the climate.
A new model shows that bottom trawling, which stirs up marine sediments as weighted nets scrape the ocean floor, may be releasing more than a billion metric tons of carbon every year.
Scandinavian societies of the first millennium adapted their farming practices to volcano-driven climate changes.
A system of canals 2 millennia old sustained a local population after the collapse of its neighbors, and it continues to affect local ecology today.
Colombia is the second-largest producer of Arabica coffee, but changing climate, soil, and precipitation patterns are already altering the harvest volume, production techniques, and even the taste of coffee.
During severe Amazonia droughts when oceanic supply of moisture failed, the magnitude of rainfall reduction over Rondonia was moderated by enhanced moisture supply from upwind forests.
Clues in sediments show that once humans arrived on Great Abaco Island, they hunted large reptiles to extinction and burned the old hardwoods and palms, leading to new pine- and mangrove-dominated lands.
Las discusiones sobre el comercio mundial están comenzando a considerar el agua que se necesita para producir bienes exportados. Algunos científicos sostienen que este enfoque debería tener una perspectiva regional más que global.
Innovations in urban agriculture—from creative reuse of stormwater to soil rehabilitation—can help fight food insecurity and prevent further food issues.
Forward-Thinking Ideas for the USDA’s Agriculture Innovation Agenda