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A chemical garden is a set of complex biological-looking structures created by mixing inorganic chemicals. This experiment in chemistry is usually performed by adding metal salts, such as copper sulfate or cobalt(II) chloride, to an aqueous solution of sodium silicate (otherwise known as waterglass). This results in the growth of plant-like ...
Tubewells serve as the main source of drinking water in rural Bangladesh, with access to water for rural populations increasing from 65% in 1990 to 97% in 2015. [24] In 2015, 87% of the population had access to "improved" water, and the figure was identical to rural and urban areas. In 2015, there were still around 21 million lacking access to ...
The Integrated Floating Cage Aquageoponics System (IFCAS) was developed as an aquaculture-horticulture based on the concept of integrated farming system approach firstly in Bangladesh in 2013 to produce fish and vegetables in floating condition where waste materials (fish feces and unused feed) from fish culture dissolved in the pond water and settled on the bottom mud are used for vegetables ...
It may be a useful tool in removing arsenic from tube well water in Bangladesh. [122] Water hyacinth is also observed to enhance nitrification in wastewater treatment cells of living technology. Their root zones are superb micro-sites for bacterial communities. [24] Water hyacinth is a common fodder plant in the third world especially Africa ...
The Sitakunda Botanical Garden and Eco Park is located along the Dhaka–Chittagong Highway in Sitakunda Upazila, Sitakunda, Chittagong. The area of Eco Park is about 996 acres (403 ha) which is established at forest side of Chandranath Hills of Sitakunda.
The Bangladesh Government is planning to install over 12 large sewage treatment plants over the next 20 years (as of 2023). [ 20 ] 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.
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 ...
Nymphaea nouchali, often known by its synonym Nymphaea stellata, or by common names blue lotus, [3] star lotus, red water lily, dwarf aquarium lily, blue water lily, blue star water lily or manel flower, is a water lily of genus Nymphaea. It is native to southern and eastern parts of Asia, and is the national flower of Bangladesh and Sri Lanka.