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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 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 park has 345 plant species, including 151 different tree species, 53 shrubs, 106 herbs and 34 climber species. The wildlife in the park includes 13 mammals, 9 reptiles, 5 birds and 5 amphibians. In addition the Forest Department has recently introduced peacocks, deer, pythons, and cat fish. [4]
The National Botanic Garden of Bangladesh and the Bangladesh National Herbarium make up the largest plant conservation center in Bangladesh, with an area of around 84 hectares (210 acres). It is located at Mirpur-2 in Dhaka - 1216 , beside the Bangladesh National Zoo. It was established in 1961.
Baldha Garden is a botanical garden which spans 3.15 acres (1.27 ha) of land located at Wari in the old part of the city of Dhaka, the capital of Bangladesh. It has a collection of 672 species of plants. [1] The Baldha Garden is now managed as a satellite unit of the National Botanical Garden by the Department of Forestry.
National Botanical Garden of Bangladesh: Dhaka: 1961 84.21 15,000 [1] [2] Baldha Garden: Dhaka: 1909 1.37 672 [1] [2] Botanical Garden and Eco-Park, Sitakunda: Chittagong District: 1998 808 [1] Bangladesh Agricultural University Botanical Garden: Mymensingh: 1963 24.21 1,346 [1] Comilla Zoo and Botanical Garden: Comilla: 1986 75 [3]
An estimate taken in 1945 found about 47 rivers and other waterways flowed into the Chalan Beel, a watershed of about 1,547 square miles (4,010 km 2).In addition to being a crossroads for the many waterways it also served as the origin for the many rivers flowing south or east that eventually meet with the Padma or Jamuna.