Les analyses de sédiments montrent que la réutilisation de l’eau non traitée et la construction de barrages entraînent l’augmentation des concentrations de métaux lourds dans le Delta du Nil, menaçant gravement les écosystèmes, l’agriculture et la santé humaine.
agriculture
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Veterinary Antibiotics Reduce Soil Carbon Sequestration Capacity
Livestock grazing areas sequester less carbon than those under wild herbivores.
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“Revolutionary” Instrument to Watch North American Skies
TEMPO, scheduled for launch this April, will monitor ozone and other pollutants during hourly daytime scans, providing data for better air quality forecasts and atmospheric models.
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Conserving Biodiversity Could Alter Crop Production
Researchers examined the land use trade-offs that could come with protecting at-risk species. But some scientists question what should be prioritized.
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El papel central de la agricultura en el calendario de horizonte azteca
Los calendarios de horizonte fueron clave para medir el tiempo para las culturas pre-hispánicas de la cuenca del Valle de México. Un nuevo estudio sugiere que los calendarios se usaron para gestionar los ciclos agrícolas.
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The Limits to Tree Planting in the Indian Himalayas
The Indian government has an ambitious forestry goal. New research shows it may be out of sync with environmental and social constraints.
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How Wine’s Origin Was Shaped by the Last Glacial Maximum
The harsh climate of the ice age influenced grapevine cultivation at the dawn of agriculture.
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Why Tropical Forests Are Important for Our Well-Being
Tropical forests play a critical role in supporting human well-being, food security, and the maintenance of biodiversity.
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Agriculture at the Center of the Aztec Horizon Calendar
Horizon calendars were a key part of time measurement for pre-Hispanic cultures in the Basin of Mexico. A new study suggests that calendars were used to manage the agricultural cycle.
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Satellite Data Reveal Uptick in Cover Cropping on Farms
Over the course of a decade, farmers growing corn and soybeans in the U.S. Midwest increased their adoption of cover cropping—a tenet of so-called conservation agriculture—by fourfold.