Results 51 to 60 of about 88,059 (210)

ENERGY EFFICIENCY AND LIFE CYCLE ANALYSIS OF ORGANIC AND CONVENTIONAL OLIVE GROVES IN THE MESSARA VALLEY, CRETE, GREECE. [PDF]

open access: yes, 2003
Environmental Impacts of agricultural activities have to be assessed in order to address cultural practices and the type of farming that are best suited to avoid the trade-off between the Ecology and the Economy. Furthermore, this study, comparing the
Dessane, Mr Damien
core  

An overview of atmospheric deposition chemistry over the Alps: present status and long-term trends [PDF]

open access: yes, 2006
Several research programs monitoring atmospheric deposition have been launched in the Alpine countries in the last few decades. This paper uses data from previous and ongoing projects to: (i) investigate geographical variability in wet deposition ...
Arisci, Sylvia   +14 more
core   +1 more source

Strategies for Controlling Acidity of Arable Soils—Sustainable Liming Systems

open access: yesAgronomy
Stabilizing soil pH is not only a production effect, but mainly an environmental effect that requires a holistic approach and action. Current liming practices in arable soils are limited solely to mitigating and potentially eliminating the negative ...
Witold Grzebisz   +3 more
doaj   +1 more source

A decade of studies at Loch Fleet, Galloway (Scotland): A catchment liming project and restoration of a brown trout fishery [PDF]

open access: yes, 1995
Loch Fleet is a small upland lake in the hills of Galloway in southwest Scotland. In the 1970s the waters of the loch became more acidic and a brown trout fishery failed. This account summarises an experimental project, the "Loch Fleet Project" initiated
Dalziel, Tom, Howells, Gwyneth
core  

Impacts of air pollution on human and ecosystem health, and implications for the National Emission Ceilings Directive. Insights from Italy [PDF]

open access: yes, 2019
Across the 28 EU member states there were nearly half a million premature deaths in 2015 as a result of exposure to PM2.5, O3 and NO2. To set the target for air quality levels and avoid negative impacts for human and ecosystems health, the National ...
Anav, Alessandro   +20 more
core   +1 more source

The key role of biochar in amending acidic soil: reducing soil acidity and improving soil acid buffering capacity

open access: yesBiochar
Soil acidification negatively affects plant growth, soil microbial composition and diversity, and the sustainability of agricultural ecosystems. The primary sources of soil acidity include base cations (BCs) leaching loss, the weathering of aluminum ...
Shaowen Liu   +5 more
doaj   +1 more source

The importance of biomass net uptake for a trace metal budget in a forest stand in north-eastern France [PDF]

open access: yes, 2010
The trace metal (TM: Cd, Cu, Ni, Pb and Zn) budget (stocks and annual fluxes) was evaluated in a forest stand (silver fir, Abies alba Miller) in north-eastern France.
Gandois, Laure   +3 more
core   +3 more sources

Soil solution in Swiss forest stands: A 20 year's time series.

open access: yesPLoS ONE, 2020
Soil solution chemistry is influenced by atmospheric deposition of air pollutants, exchange processes with the soil matrix and soil-rhizosphere-plant interactions.
Sabine Braun   +2 more
doaj   +1 more source

Life cycle analysis for the cultivation and combustion of miscanthus for biofuel compared with natural gas [PDF]

open access: yes, 2008
As negative environmental and economic impacts of fossil fuels have escalated, so has the importance of renewable bioenergy crops whose feedstocks are noncompetitive with food supplies. Compared with fossil fuels, use of lignocellulosic feedstocks offers
Ashworth, Amanda   +5 more
core   +2 more sources

Status and influential factors of soil nutrients and acidification in Chinese tea plantations: a meta-analysis [PDF]

open access: yesSOIL
Knowledge of the status and influential factors of soil nutrients including soil organic matter (SOM), nitrogen (N), potassium (K), phosphorus (P), and acidification is the basis for sustainable management of tea plantations and thus the sustainability ...
D. Wang   +23 more
doaj   +1 more source

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