Results 11 to 20 of about 2,782,219 (332)

Evaluating performance of traditional surface irrigation techniques in Cheleleka watershed in Central Rift Valley, Ethiopia

open access: yesApplied Water Science, 2018
Unpredictability by local farmers, insufficiency and seasonality of rainfall have severely affected productivity of rain-fed agriculture in Cheleleka watershed.
Yadeta Teshome   +3 more
doaj   +1 more source

Woody plant encroachment pervasive across three socially and ecologically diverse ecoregions

open access: yesEcology and Society, 2022
Woody plant encroachment in grasslands represents one of the greatest challenges for global biodiversity conservation. Furthermore, this is a social-ecological problem, where human activity and behavior have resulted in significant changes in ecological ...
David W. Londe   +3 more
doaj   +1 more source

Numerical simulation of the impact of an integrated renovation project on the Maowei Sea hydrodynamic environment

open access: yesScientific Reports, 2021
Integrated renovation projects are important for marine ecological environment protection. Three-dimensional hydrodynamics and water quality models are developed for the Maowei Sea to assess the hydrodynamic environment base on the MIKE3 software with ...
Cui Wang   +3 more
doaj   +1 more source

Semiarid bunchgrasses accumulate molybdenum on alkaline copper mine tailings: assessing phytostabilization in the greenhouse

open access: yesSN Applied Sciences, 2021
Article Highlights Compost increased P. spicata and F. campestris root and shoot biomass on alkaline copper mine tailings. Ash increased tailings pH and bunchgrass shoot uptake of molybdenum. P. spicata and F.
Paul M. Antonelli   +3 more
doaj   +1 more source

High nitrous oxide emissions from temporary flooded depressions within croplands

open access: yesCommunications Earth & Environment, 2023
Nitrous oxide is an important greenhouse gas and emissions from managed ecosystems are directly correlated to anthropogenic nitrogen input. Here we have measured nitrous oxide emissions from flooded depressions within croplands and from incubated soil ...
By Bo Elberling   +9 more
doaj   +1 more source

A framework for analyzing institutional gaps in natural resource governance

open access: yesInternational Journal of the Commons, 2017
In this paper we present the Inter-Institutional Gap(IIG) Framework as a novel approach to conceptualizing the often-overlooked interconnectivity of different rule-levels between formal and informal institutions in a resource system.
H.M. Tuihedur Rahman   +11 more
doaj   +1 more source

Methodological Toolkit for Assessing the Investment Attractiveness of Renewable Resources in Northern and Arctic Territories [PDF]

open access: yes, 2016
This article examines a pressing issue of assessing the investment attractiveness of renewable resources in underdeveloped Northern and Arctic territories that have a huge untapped natural resource potential.
Balashenko, V. V.   +3 more
core   +7 more sources

Unique high Arctic methane metabolizing community revealed through in situ 13CH4-DNA-SIP enrichment in concert with genome binning

open access: yesScientific Reports, 2022
Greenhouse gas (GHG) emissions from Arctic permafrost soils create a positive feedback loop of climate warming and further GHG emissions. Active methane uptake in these soils can reduce the impact of GHG on future Arctic warming potential.
Ianina Altshuler   +5 more
doaj   +1 more source

Evaluation of the Surrogator® system to increase pheasant and quail abundance

open access: yesWildlife Society Bulletin, 2016
Captive‐rearing and release programs have been used to augment populations of ring‐necked pheasant (Phasianus colchicus), northern bobwhite (Colinus virginianus), and other gamebirds to provide additional hunting opportunities. However, many question the
Eric T. Thacker   +4 more
doaj   +1 more source

Nature-Based Tourism Businesses in Colorado: Interpreting Environmental Ethics and Responsible Behavior [PDF]

open access: yes, 2011
Tourism businesses operate from a primarily economic-centric point of view, but nature-based tourism businesses are also acutely aware of the need to sustain the natural resource that attracts the client to their outdoor recreation service. A preliminary
Gaede, Diane   +2 more
core   +3 more sources

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