Recuperation Of Degraded Areas
Mostrando 1-9 de 9 artigos, teses e dissertações.
-
1. Soil health: looking for suitable indicators. What should be considered to assess the effects of use and management on soil health?
Soil Health refers to the ecological equilibrium and the functionality of a soil and its capacity to maintain a well balanced ecosystem with high biodiversity above and below surface, and productivity. To understand and use soil health as a tool for sustainability, physical, chemical, and biological properties must be employed to verify which respond to the
Sci. agric. (Piracicaba, Braz.). Publicado em: 2013-08
-
2. Gestão de agregados minerais : análise e subsídios para políticas públicas / Management ggregates : comparite analysis betwen Canada and Brazil and subsidies for public policies
The biophysical and social disruption caused by aggregates mining has placed it at the center of conflict scenarios, either because of advancing urbanization on the aggregates resources or because of pressures from civil society to impose restrictions on their development. The search for solutions to this problem has required of the governments a large abili
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 27/07/2011
-
3. Avaliação do desenvolvimento dos componentes arbóreos e herbáceos na recuperação de áreas degradadas na bacia do Ribeirão do Gama, Distrito Federal / Evaluation of the tree and shrub components in the recuperation of degraded areas in the Gama river basin, Federal District
As Matas de Galeria sao Areas de Preservacao Permanente, no entanto, estao sendo continuamente destruidas. O objetivo geral do presente estudo foi avaliar o desenvolvimento e a sobrevivencia de especies arboreas nativas do bioma Cerrado plantadas ha aproximadamente quatro anos em areas com diferentes tipos de degradacao da bacia do Ribeirao do Gama localizad
Publicado em: 2010
-
4. Avaliação da sucessão ecológica e do desenvolvimento de árvores em uma lavra de cascalho revegetada do Distrito Federal, DF - Brasil
Brazilian savanna holds the greatest floristic biodiversity of this type in the World. 41,6% of brazilian savanna vegetation was substituted by anthropic activities. One of them is mining. The recuperation process of the degraded area is slow and complex and involves revegetation activities and soil management practice. The present study was established in a
Publicado em: 2009
-
5. Frugivoria por aves e fenologia em Miconia albicans e Miconia ligustroides (Melastomataceae), em fragmento de cerrado na região de São Carlos, SP, Brasil
The present study had as objective to characterize the avian guild that consumes Miconia albicans and Miconia ligustroides fruits and also to describe the fenology of these plants. The study was carried out in a 124.68 ha fragment of cerrado vegetation, located in the Universidade Federal de São Carlos, campus São Carlos (2158 S, 47 52 W), São Paulo state
Publicado em: 2009
-
6. Effect of the application of organic compost on the process of crust formation and the recuperation of degraded soils by water erosion / Efeito da aplicação de composto orgânico sobre o processo de encrostamento e a recuperação de solos degradados pela erosão hídrica
The generation of organic waste along with soil erosion are two major environmental problems worldwide. They are responsible for the reduction of agricultural productivity and high environmental impacts. The objective of this dissertation is the use of organic waste generated in agriculture, in the form of organic compost, for the recovery of degraded areas
Publicado em: 2008
-
7. Cartografia das atividades de extração de minerais utilizados na Construção Civil e qualificação do grau de degradação ambiental na Região de Manaus-AM / Cartography of the activities of mineral extration used in the Civil Construction and qualification of the degree of environemental degradation in the Region of Manaus-AM-Brazil
O presente estudo foi concluído a partir da análise do tamanho das áreas degradadas e da magnitude das degradações constatadas em cada área. Este estudo foi apoiado, principalmente, em dados de campo e análise visual de imagens de satélite. Os dados de campo foram obtidos por meio de consultas de processos de licenciamento mineral-ambiental no órgã
Publicado em: 2008
-
8. SOIL RECUPERATION IN FOREST SETTLEMENTS IN MINING AREAS IN THE TREMEMBE MUNICIPALITY - SP / RECUPERAÃÃO DO SOLO EM POVOAMENTOS FLORESTAIS EM ÃREA DE EXPLORAÃÃO DE AREIA NO MUNICÃPIO DE TREMEMBÃ-SP
The recuperation of degraded areas due to mining activity namely sand mining is carried out by the forest recomposition with native species. In the present work the availability of nutrients along with amount of living matter cover accumulated in a native ciliary wood and in five fragments of forest recomposition of areas previously used for sand mining in t
Publicado em: 2006
-
9. Structure of a population of Esenbeckia leiocarpa Engl. (Rutaceae) in a seasonal semidecidual forest in southeast Brazil / Estrutura de uma população de Esenbeckia leiocarpa Engl. (Rutaceae) numa floresta estacional semidecidua no Sudeste do Brasil
The present study investigated the structure of a population of Esenbeckia leiocarpa, popularly known as ?guarantã?, a canopy species, not pioneer and common in the region studied. The study was carried out in an area of 3.2 ha of seasonal semi-deciduous forest in Campinas ? SP. We randomly installed 50 plots of 10 x 10 m, in a total of 0.5 ha. In each 100
Publicado em: 2005