[PDF] Top 20 Impacts of land-use changes on soil respiration in the semi-arid region of Brazil

... illustrated the key role of both rainfall and soil moisture as forcing conditions on SR (Davidson et ...2006). The variation in θv can also affect the diffusion of ... See full document

... Autonomous Region (XUAR) in northwest China covers over one-sixth of China’s land area and includes the majority of the country’s arid areas ...ecosystems in ... See full document

... Firstly, the uniformity of the murundus soil profiles, as evidenced by morphology, texture, and nutrient content, strongly suggests that they were produced above the original ... See full document

... studying the spatial distribution of the organic carbon in desert area in China, detected negative correlation between bulk density and OC ...content. In the Jatobá River ... See full document

... Land use changes strongly impact soil functions, particularly microbial biomass diver- sity and ...that the catabolic respiration response of the microbial biomass ... See full document

... dynamics of land use and cover at different spatial and temporal scales allows us to evaluate changes in landscapes, socioeconomic system and impacts on the natural ... See full document

... In Brazil, the Mantiqueira Range, southeastern region, shelters the last remnants of the ecologically important Upper Montane Tropical ...place in this biome for ... See full document

... “Consolidation of research groups of water and carbon dynamics in ecosystems of the Pernambuco ...Consolidation of research groups of carbon flow and stocks in ... See full document

... reduction in the components of their biodiversity due to negative ...falling of several trees, frequent trampling by cattle, intense traffic of agricultural machinery, waste disposal, ... See full document

... and land-use/cover changes (LUCC) influence soil erosion vulnerability in the semi-arid region of Alqueva, threatening the reservoir storage ... See full document

... Therefore, the soil has a fundamental role in the construction of this condition, because it is through it that occurs the plant structure’s development, and, because of ... See full document

... that land use change from native vegetation to grassland (native and planted) in the semi-arid region of Brazil reduces SOC stocks from 12 % to 27 %, ... See full document

... Alterations in caatinga region began with the process of land use during the Brazilian colonial period, initially as a consequence of cattle raising associated to ... See full document

... terms, the reforestation scenarios (S 3 and S 4 ) generates a positive impact over the region by increasing the ground water contribution and attenuating the peak flows, making ... See full document

... 1c, the 4.5 ha of soil cultivated with spineless cactus ...with the cultivation, a large and diverse amount of weeds can be seen, which are periodically ...to the scarcity ... See full document

... dependent on the spatial scale and land use. The objective of this study is to analyse the effects of slash and burn of vegetation followed by grass ... See full document

... found in previous studies on Hg soil content in the Amazon (Lacerda et ...Most of these agree that only a small fraction (generally less than 10%) of this loss is to ... See full document

... One of the most effective procedures in the evaluation of degraded areas has been the use of remote ...sensing. The aim of this work was to evaluate ... See full document

... (2011a) in the Mundaú reservoir in northeastern Brazil reported that populations of ...increased in density under conditions of thermal de-stratification in ... See full document

... In the current study, when social relationships domain was compared with the type of surgery patients went through, those who had undergone conservative mastectomy had the highest ... See full document