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fertilizer

Aerial view of a farm in Illinois
Posted inNews

Wetlands on the Farm: Potent, Nutrient-Capturing Tools in (Relatively) Small Packages

by Kristen Coyne 21 September 2022

Constructed wetlands can significantly reduce water pollution from tile-drained farms.

A person holding soil lets it fall from one hand to the other with a blurred background.
Posted inNews

Traditional Fertilizers Beat Out Industrial Chemicals in Soil Health Test

by Andrew Chapman 29 March 202229 March 2022

New research in western India found that fertilizer based on Traditional Ecological Knowledge made soil more fertile in a head-to-head test with industrial fertilizers.

A satellite image of a bright green algae bloom in the dark blue waters of Lake Erie
Posted inResearch Spotlights

Cyanobacteria Blooms Exceed WHO Thresholds in Midwest Lakes

by Rebecca Dzombak 16 November 20216 June 2022

A study of 369 lakes across the Midwest finds that many of them, especially those close to agriculture, have high concentrations of harmful algal bloom-causing cyanobacteria.

A stream in autumn with trees and vegetation along both banks, with an old barn and agricultural fields in the background.
Posted inNews

Scientists Call for Policies to Buffer Agricultural Runoff

by Jady Carmichael 22 October 202128 March 2022

By reviewing 44 studies, researchers make a scientific case for regulating agricultural pollution of streams and rivers by implementing conservation practices, including riparian buffer zones.

An aerial view of green algae mats near the western shore of Lake Erie
Posted inNews

Lake Erie Sediments: All Dredged Up with Nowhere to Grow

by J. Besl 31 August 202128 March 2022

Agriculture is a key contributor to the algae mats that plague Lake Erie. With so many fertilizers entering the lake, could sediment from the lake floor be used to grow crops instead?

Photo of two corn hybrid species growing in a field. The adult hybrid plants at left are green, whereas the hybrid plants at right are yellow and dried.
Posted inNews

Index Suggests That Half of Nitrogen Applied to Crops Is Lost

by Jenessa Duncombe 23 August 202118 April 2022

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.

Puca glacier in the Peruvian Andes
Posted inNews

After a Glacier Retreats, Plants Thrive Thanks to Phosphorus

by Katherine Kornei 6 June 201812 April 2022

Grasses, small flowers, and mosses colonize glacial till in the Peruvian Andes when researchers apply a phosphorus fertilizer, an ecological surprise with implications for carbon sequestration.

Features from AGU Journals

RESEARCH SPOTLIGHTS
JGR: Solid Earth
“New Tectonic Plate Model Could Improve Earthquake Risk Assessment”
By Morgan Rehnberg

EDITORS' HIGHLIGHTS
AGU Advances
“Eminently Complex – Climate Science and the 2021 Nobel Prize”
By Ana Barros

EDITORS' VOX
Perspectives of Earth and Space Scientists
“New Directions for Perspectives of Earth and Space Scientists”
By Michael Wysession


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