Soil organic matter is a key component of all terrestrial ecosystems, and any variation in its
composition and abundance has important effects on many of the processes that occur …

Abstract The International Panel on Climate Change distinguished three main options for the
mitigation of atmospheric CO 2 concentrations by the agricultural sector:(1) reduction of …

Management practices for increasing the storage of organic carbon in the soil deserve more
attention in policies aimed at reducing national and global CO2-budgets, similar to re-or …

About half of the world's wetlands area is found in the tropics. The importance of wetlands to
the global carbon cycle, water balance, wildlife, biodiversity and human food production is …

Across the physiognomic types of the Orinoco llanos, periodic inventories and changes in
land-use between 1982–1992 are estimated. Results indicate that the area under pastures …

ABSTRACT" Soil is a non-renewable resource (…) vital to human activities and ecosystem
survival"(EC, 2006). Soil protection requires studies and monitoring based on indicators of …

En la caña de azúcar, la aplicación de fertilizante nitrogenado y el quemado de rastrojo post-
cosecha son prácticas que liberan gases de efecto invernadero (GEI), perjudicando la …

Com o objetivo de avaliar a pedogênese em ambiente tropical sob influência de rochas
carbonáticas, selecionou-se uma área entre o norte do Estado do Rio de Janeiro e o Sul do …

The fundamental basis of carbon (C) sequestration and its effect on global climate change
and agriculture have become a major concern in recent years. Emissions of greenhouse …

Terrestrial ecosystems are important sources and sinks of a number of radiatively-active
gases, such as water vapour, carbon dioxide, methane, nitrous oxide and nitric oxide, and …