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Recycling to Soils: a Sustainable Way of Sludge Disposal and its Practice in China

XS Cao, XJ Meng… - Advanced Materials Research, 2011 - Trans Tech Publ
... development and cyclic economy, sludge should return to soils as much as possible to restore
the damaged nutrients cycle brought by modern sewage system. Sludge can be used to fertilize
crops grown in soils or to improve soil conditions. As a nutrient fertilizer, sludge should ...
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Life-cycle analysis on biodiesel production from microalgae: Water footprint and nutrients balance

J Yang, M Xu, X Zhang, Q Hu, M Sommerfeld… - Bioresource …, 2011 - Elsevier
This research examines the life-cycle water and nutrients usage of microalgae-based biodiesel
production. The influence of water types, operation with and without recycling, algal species,
geographic distributions are analyzed. The results confirm the competitiveness of ...
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[PDF] Simulation of long eccentricity (400-kyr) cycle in ocean carbon reservoir during Miocene Climate Optimum: Weathering and nutrient response to orbital change

[PDF] from tongji.edu.cnW Ma, J Tian, Q Li… - Geophysical Research Letters, 2011 - mgg.tongji.edu.cn
Received 6 April 2011; accepted 10 April 2011; published 20 May 2011. [1] Deep‐sea foraminiferal
d13C records contain abundant 400‐kyr cycles indicating a link between eccentricity forcing
and ocean carbon reservoir change. Here we simulate the oceanic d13C maxima events ...
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Water and sanitation in developing countries: Geochemical aspects of quality and treatment

[HTML] from 171.66.125.216RB Johnston, M Berg, CA Johnson… - …, 2011 - elements.geoscienceworld.org
... CLOSING THE NUTRIENT CYCLE: PHOSPHORUS RECOVERY FROM HUMAN WASTE. ...
Eutrophication (oversupply of nutrients resulting in excessive phytoplankton growth) and hypoxia
(low dissolved-oxygen concentration) in inland and coastal waters are a result of excess ...
Cited by 2 - Related articles - All 3 versions

Grand Challenges for Life-Cycle Assessment of Biofuels

TE McKone, WW Nazaroff, P Berck… - Environmental …, 2011 - ACS Publications
... other pollutant emissions and impacts, water-resource impacts, land-use changes, nutrient needs,
human ... What levels of nutrients, water, and other production inputs would be needed to produce ...
that future dietary policies and practices could influence the life-cycle impacts of ...
Cited by 4 - Related articles - All 3 versions

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