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Environmental impact of development in the Sundarbans, is the study of environmental impact on Sundarban, the largest single tract mangrove forest. [1] It consist of a geographical area of 9,629 square kilometres (3,718 sq mi), including 4,185 square kilometres (1,616 sq mi) of reserve forest land, and is a natural region located partly in southern Bangladesh and partly in the Indian state of ...
The Report examined the rate of decline in biodiversity and found that the adverse effects of human activities on the world's species is "unprecedented in human history": [14] one million species, including 40 percent of amphibians, almost a third of reef-building corals, more than a third of marine mammals, and 10 percent of all insects are ...
(Achnanthaceae – Vaucheriaceae) This volume adds an additional 800 species of algae to those described in Volume 3 bringing the algal biodiversity of the country to nearly 2000 species. Mostly aquatic, this rich biodiversity is in considerable threat due to habitat loss as a result of intense human activity and rapid depletion of water bodies ...
Climate change in Bangladesh is expected to have an impact on the Dhaka River System water quality, with increased monsoon flows and lower summer flows. However, these changes will not greatly affect the extremes of water quality to any great extent due to the overwhelming impact of pollutant discharges into the system. [20]
The report provided evidence for significant global and local economic losses and human welfare impacts due to the ongoing losses of biodiversity and degradation of ecosystems. It focused largely on forests and looked at the extent of losses of natural capital taking place as a result of deforestation and degradation.
The Millennium Ecosystem Assessment (MA) is a major assessment of the human impact on the environment, called for by the United Nations Secretary-General Kofi Annan in 2000, launched in 2001 and published in 2005 with more than $14 million of grants. It popularized the term ecosystem services, the benefits gained by humans from ecosystems.
Bangladesh Environment Conservation Act (BECA) is set of laws enacted by the government of Bangladesh in 1995 to conserve the nation's environment. [1] Its main goals were to "provide for conservation of the environment, improvement of environmental standards and control and mitigation of environmental pollution."(Bangladesh Environmental Conservation Act, 1995).
The 2007 IPCC Fourth Assessment Report concluded that over the last three decades human-induced warming had likely had an influence on many biological systems. [25] [26] [27] The Sixth Assessment Report found that half of all species with long-term data had shifted their ranges poleward (or upward for mountain species).