Tác giả: Dieu, T. T. M, Thien, N. N, Hang, N. T. T, Chung, P. N
Xuất bản: IJISET - International Journal of Innovative Science, Engineering & Technology.
Số phát hành: Vol. 2 Issue 2, February 2015.
Mô tả vật lý: 7 trang
Dạng tài liệu: Báo
Nguồn gốc: IJISET - International Journal of Innovative Science, Engineering & Technology.
Ngôn ngữ: Tiếng Anh
Tài liệu: Xem toàn văn
Tóm tắt nội dung: Vietnam has a diversified and plentiful river system with about 2360 rivers and canals, creating a water transportation, trade and service system in different areas of the country. However, recently, several areas in Vietnam where river system passing through are facing great difficulties, especially in agriculture due to rapid growth of water hyacinth. Thick layers of water hyacinth seems blocking water flow of rivers and leading to other problems. Removal of water hyacinth from rivers consumes high labor, waste time and money and is difficult to complete. It is easy to recognize how serious problems caused by water hyacinth in several locations via electronic newspapers such as "mosquito outbreaks because of water hyacinth growth in the West region of Vietnam1 ", "Ho Chi Minh city has to remove water hyacinth from rivers and canals to prevent mosquito2 ", "Thua Thien-Hue is miserable because of water hyacinth spreading on over the rivers 3", "water hyacinth clogging waterways in Hau Giang4 ," etc. Not only in Vietnam, it seems that all over the world is also facing serious problems caused by water hyacinth growth.
