Results 101 to 110 of about 84,439 (187)

Bird Population Changes Following the Establishment of a Diverse Stand of Woody Plants in a Former Crop Field in North Dakota, 1975– 2015 [PDF]

, 2018
Changes in the coverage of trees and shrubs on the North Dakota landscape since Euro- American settlement have likely had a pronounced impact on bird species that favor woody vegetation.
Igl, Lawrence D., Kantrud, Harold A., Newton, Wesley   +2 more
core   +1 more source

Different responses of soil water to warming controlled by evapotranspiration during grassland degradation: A case study in the typical steppe of China

Ecological Indicators
Worldwide grasslands are experiencing degradation due to overgrazing and the effects of climate change, and warming-induced changes in degraded grasslands could accelerate degradation.
Jing Huang, Kesi Liu, Pengpeng Dou, Qian Gao, Cheng Liu, Jinshan Du, Zhengzhou Miao, Zhuoran Ren, Kun Wang   +8 more
doaj   +1 more source

EU Peatlands: Current Carbon Stocks and Trace Gas Fluxes [PDF]

, 2004
Peatlands in Europe has formed a significant sink for atmospheric CO2 since the last glacial maximum. Currently they are estimated to hold ca. 42 Gt carbon in the form of peat and are therefore a considerable component in the European carbon budget.
Byrne, K., Chojnicki, B., Christensen, T., Drösler, M., Freibauer, A., Friborg, T., Frolking, S., Lindroth, A., Mailhammer, J., Malmer, N., Selin, P., Turunen, J., Valentini, R., Zetterberg, L.   +13 more
core   +1 more source

Estimation of N2O emission factors for soils depending on environmental conditions and crop management [PDF]

, 2009
Nitrous oxide (N2O) contributes 8% to anthropogenic global warming, of which about one third are direct emissions of agricultural soils. These N2O emissions are often estimated using the default IPCC 2006 emission factor of 1% of the amount of N applied ...
Lesschen, J.P., Velthof, G.L.
core   +1 more source

Unveiling and advancing grassland degradation research using a BERTopic modelling approach

Journal of Integrative Agriculture
Grassland degradation presents overwhelming challenges to biodiversity, ecosystem services, and the socio-economic sustainability of dependent communities. However, a comprehensive synthesis of global knowledge on the frontiers and key areas of grassland
Tong Li, Lizhen Cui, Yu Wu, Rajiv Pandey, Hongdou Liu, Junfu Dong, Weijin Wang, Zhihong Xu, Xiufang Song, Yanbin Hao, Xiaoyong Cui, Jianqing Du, Xuefu Zhang, Yanfen Wang   +13 more
doaj   +1 more source

Assessment of agricultural land fund in the Czech Republic, importance and future [PDF]

Assessment of land depends on the production function of soil and additional connections given by environmental requirements, by the evaluation of public goods or by the requirements for formation a fair tax policy and even by the interests of landowners.
Voltr, Vaclav
core   +1 more source

Renaturierung kleiner Lössbäche – ein Beitrag der Ökologischen Landwirtschaft zum Naturschutz [PDF]

, 2013
As a part of the interdisciplinary research project ”Integration of nature protection goals with organic farming: an the example from the Hessian ”state domain” [Staatsdomäne] area Frankenhausen”, different restoration measures have been carried out ...
Braukmann, Ulrich, Haaß, Werner, Rupp, Bastian, Schütte, Achim, Stein, Ulf   +4 more
core  

Organic farming: technology transfer (Environmental impact and soil fertility) (OF0405) [PDF]

, 2003
This project covered two separate activities, but both were examples of technology transfer, relating to organic farming: 1. Developing a science-based report, which covered an assessment of the environmental impacts of organic farming. Defra’s Action
Bhogal, Anne, Cormack, Bill, Costigan, Peter, Cuttle, Steve, Pearce, Bruce, Philipps, Lois, Shepherd, Mark, Unwin, Roger   +7 more
core  

Driver-pressure-impact and response-recovery chains in European rivers: observed and predicted effects on BQEs [PDF]

, 2011
The report presented in the following is part of the outcome of WISER’s river Workpackage WP5.1 and as such part of the module on aquatic ecosystem management and restoration. The ultimate goal of WP5.1 is to provide guidance on best practice restoration
Dahm, V., Feld, C.K., Keizer-Vlek, H.E., Logez, M., Lorenz, A., Marzin, A., Michels, H.C.U., Verdonschot, P.F.M.   +7 more
core   +1 more source

Assessing grassland degradation based on abrupt changes in living status of vegetation in a subalpine meadow. [PDF]

Front Plant Sci
Zhang Y, Zhang Y, Ganjurjav H, Yue H, Tian K, Wang H, Zhang Q, Zhao Z.   +7 more
europepmc   +1 more source