Results 41 to 50 of about 1,749 (83)

Carrot or stick? – Would information concerning the economic value of nutrient losses, and their impact on food quality achieve greater environmental protection than regulation? [PDF]

open access: yes, 2002
This report was presented at the UK Organic Research 2002 Conference. Organic standards have, since their origin (Soil Association 1967) required high standards of manure management, but in reality, these have not been implemented, possibly because of ...
Fowler, Susan M   +2 more
core  

Performance analysis of air source heat pumps using detailed simulations and comparison to field trial data [PDF]

open access: yes, 2010
The take-up of heat pump technologies in the UK domestic sector has lagged far behind other countries in Europe and North America due primarily to the ready availability of cheap natural gas; this has led to the predominance of gas central heating ...
Cockroft, J., Ghauri, S., Kelly, N.J.
core  

Aerosol mass and size-resolved metal content in urban Bangkok, Thailand. [PDF]

open access: yesEnviron Sci Pollut Res Int, 2022
Matthews JC   +8 more
europepmc   +1 more source

Sensitivity of spruce/moss boreal forest carbon balance to seasonal anomalies in weather [PDF]

open access: yes, 1997
A process-oriented, daily time step model of a spruce/moss boreal ecosystem simulated 1994 and 1995 productivity for a Boreal Ecosystem-Atmosphere Study site near Thompson, Manitoba.
Frolking, Steve
core   +1 more source

Controls on carbon and energy exchange by a black spruce - moss ecosystem: Testing the mathematical model Ecosys with data from the BOREAS experiment [PDF]

open access: yes, 2001
Stomatal limitations to mass and energy exchange over boreal black spruce forests may be caused by low needle N concentrations that limit CO2 fixation rates.
Alberta Forest Service   +74 more
core   +1 more source

Characterization of the chemical signatures of air masses observed during the PEM experiments over the western Pacific [PDF]

open access: yes, 1999
Extensive observations of tropospheric trace species during the second NASA Global Tropospheric Experiment Western Pacific Exploratory Mission (PEM-West B) in February-March 1994 showed significant seasonal variability in comparison with the first ...
Anderson, B   +18 more
core   +1 more source

Marginal abatement cost curves (MACCs): important approaches to obtain (firm and sector) greenhouse gases (GHGs) reduction [PDF]

open access: yes, 2013
The study aims to identify appropriate methods that can help organisations to reduce energy use and emissions by using an effective concept of sustainability.
Almihoub, Ali Ahmed Ali   +2 more
core  

Social Network and Content Analysis of the North American Carbon Program as a Scientific Community of Practice [PDF]

open access: yes, 2016
The North American Carbon Program (NACP) was formed to further the scientific understanding of sources, sinks, and stocks of carbon in Earth's environment. Carbon cycle science integrates multidisciplinary research, providing decision-support information
Brown, Molly E.   +5 more
core   +3 more sources

Evaluating the greenhouse gas impact from biomass gasification systems in industrial clusters – methodology and examples [PDF]

open access: yes, 2011
Biomass gasification is identified as one of the key technologies for producing biofuels for the transport sector and can also produce many other types of products.
Andersson, Eva   +3 more
core   +1 more source

Improving green-house gas balances of organic farms by the use of straight vegetable oil from mixed cropping as farm own fuel and its competition to food production [PDF]

open access: yes, 2011
Verbesserung der Treibhausgasbilanzen ökologischer Betriebe durch die Nutzung von Pflanzenöl aus dem Mischfruchtanbau als hofeigene Biokraftstoff und die Konkurrenz zur ...
Paulsen, Hans Marten
core  

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