Soil organic matter (SOM) anchors global terrestrial productivity and food and fiber supply.
SOM retains water and soil nutrients and stores more global carbon than do plants and the …

Background The soil represents a reservoir that contains at least twice as much carbon as
does the atmosphere, yet (apart from 'root crops') mainly just the above-ground plant …

Stephen Gliessman's complementary volumes, Agroecology: The Ecology of Sustainable
Food Systems, Third Edition and Field and Laboratory Investigations in Agroecology, Third …

Crop production is facing unprecedented challenges. Despite the fact that the food supply
has significantly increased over the past half‐century,~ 8.9 and 14.3% people are still …

Non-technical summaryModern agriculture is associated with numerous environmental
predicaments, such as land degradation, water pollution, and greenhouse gas emission …

Agroecology is a promising alternative to industrial agriculture, with the potential to avoid the
negative social and ecological consequences of input-intensive production. Transitioning to …

Over the past century, agricultural landscapes worldwide have increasingly been managed
for the primary purpose of producing food, while other diverse ecosystem services …

Rising level of atmospheric CO2 and consequent global warming is evident. Global surface
temperature have already increased by 0.8° C over the 20th century and is projected to …

Perennial grain crop** systems could address a number of contemporary agroecological
problems, including soil degradation, NO3 leaching, and soil C loss. Since it is likely that …

Shifting the life cycle of grain crops from annual to perennial would usher in a new era of
agriculture that is more environmentally friendly, resilient to climate change, and capable of …