نتایج جستجو برای: waste lands
تعداد نتایج: 92393 فیلتر نتایج به سال:
Surface discharges of anthropogenic nutrients historically have been the focus of Florida’s waterquality regulations. Groundwater contributions to eutrophication of Florida’s surface waters are a more recent focus. Florida’s naturally oligotrophic springs, streams, and lakes are experiencing significant anthropogenic nutrient contamination resulting from groundwater discharges with elevated nit...
Activities of excavating coal exscind natural vegetation and deposit stone on the natural land that modified the natural land contribute to waste farmlands. Additionally, pollution of environment, losses of human life, human settlements and the infrastructure are also rising, which certainly demands urgent attention. Revegetation had been considered as a kind of cost-effective means. A reasonab...
Degraded lands have often been suggested as a solution to issues of land scarcity and as an ideal way to meet mounting global demands for agricultural goods, but their locations and conditions are not well known. Four approaches have been used to assess degraded lands at the global scale: expert opinion, satellite observation, biophysical models, and taking inventory of abandoned agricultural l...
Heavy metals in the surface soils from lands of six different use types in one of the world's most densely populated regions, which is also a major global manufacturing base, were analyzed to assess the impact of urbanization and industrialization on soil pollution. A total of 227 surface soil samples were collected and analyzed for major heavy metals (As, Cd, Co, Cr, Cu, Fe, Hg, Mn, Ni, Pb, an...
Polycarpaea corymbosa (L) Lam, is a weed which belongs to Caryophyllaceae family is seen throughout India. It is distributed in tropical Asia and Australia. It is quite common in Gujarat is waste lands and in cultivated fields. It is a small, erect annual herb. Simple or branched woody at base. Stem and branches slender and faintly terete. Pale green in colour and pubescent in younger parts. Le...
Agricultural useful soils in many parts of India and the world are slightly contaminated by presence of heavy metal toxicity. Few as Cd, Cu, Zn, Ni, Co, Cr, Pb, and As. This because long-term use of phosphatic fertilizers, sewage sludge application, dust from smelters, industrial waste and bad watering practices in agricultural lands [13]. Toxics Link in India has been involved both at the glob...
The recycling and separation of waste from the source could reduce the amount of unusable waste. Workers in this sector are exposed to severe health complications. The present study aimed to assess the health status of waste recycling workshops in Jouybar and Ghaemshahr, Iran in 2018. In this descriptive, cross-sectional study, data were collected using a researcher-made questionnaire, the reli...
In recent years managing solid wastes has been one of the burning problems in front of state and local municipal authorities. This is mainly due to scarcity of lands for landfill sites. In this context experts suggest that conversion of solid waste to energy and useful component is the best approach to reduce space and public health related problems. The entire process has to be managed by tech...
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