Tài liệu, luận văn, đồ án, tiểu luận, đề tài về Kỹ Thuật - Công Nghệ
The Ray River is a critical surface water system which serves for domestic, industrial and agricultural activities running through Dong Nai province, and Ba Ria - Vung Tau province, located in Southeast region in Vietnam. The water quality of the river has increasingly gained attention among scholars due to seriously threatened by effluents fro...
10 trang | Chia sẻ: thanhuyen291 | Ngày: 11/06/2022 | Lượt xem: 255 | Lượt tải: 0
Effect of catalytics on wastewater treatment of enrichment and melting tin at Thai Nguyen Mine and Metallurgy Co.ltd was reported in this research. Treatment effect is characterized using different analytical techiques such as Atomic Absorption Spectrometric (AAS), Atomic Emission Spectroscopy (AES), total organic carbon analysis. The result s...
8 trang | Chia sẻ: thanhuyen291 | Ngày: 11/06/2022 | Lượt xem: 380 | Lượt tải: 0
Reducing greenhouse gas emissions to limit global temperature rise in this century to less than 2°C above pre-industrial levels was identified as a global task at the 2015 Paris Agreement. However, this task which requires huge resources is a challenge for all countries. In fact, besides the state resources, the private sector in many countries ...
12 trang | Chia sẻ: thanhuyen291 | Ngày: 11/06/2022 | Lượt xem: 267 | Lượt tải: 0
Plastic pollution has become a major global environmental problem. The amount of plastic waste, including microplastics discharged into the environment, is on the increase, causing harm to the environment, ecosystems, especially marine ecosystems, entering the food chain, and affecting human health. Recognizing the environmental risks of plastic...
8 trang | Chia sẻ: thanhuyen291 | Ngày: 11/06/2022 | Lượt xem: 269 | Lượt tải: 0
After 3 decades of sustainable development, Vietnam's development is still not sustainable, especially in terms of society and ecology, the economy is still a brown economy: low product quality, high consumption resources, causing environmental pollution, increasing greenhouse gas emissions – causing climate change, and other social issues. In t...
15 trang | Chia sẻ: thanhuyen291 | Ngày: 11/06/2022 | Lượt xem: 271 | Lượt tải: 0
Sustainable development is a global trend to build a prosperous society, especially to promote green growth towards ecological approach and based on sustainable use of natural resources in the context of climate change. This article, therefore, is an attempt to synthesize the sustainable development process in the world, from the initial awarene...
13 trang | Chia sẻ: thanhuyen291 | Ngày: 11/06/2022 | Lượt xem: 287 | Lượt tải: 0
Recently, the impacts of climate change have emerged in many types of dangerous natural disasters, causing serious harm to socio - economic development and human life. Thai Nguyen is a midland and mountainous province with quite high rainfall, so flash floods and landslides often occur. By actual survey, combined with satellite image interpret...
12 trang | Chia sẻ: thanhuyen291 | Ngày: 11/06/2022 | Lượt xem: 487 | Lượt tải: 0
Da Hoi Iron and Steel Village which is a huge factory of hot-red steels with modern and diversified products pollute the environment. However, this village does not have a waste water treatment system. One of the typical pollution types caused by the production activities of the craft village is the pollution of oil and grease in the waste wate...
8 trang | Chia sẻ: thanhuyen291 | Ngày: 11/06/2022 | Lượt xem: 283 | Lượt tải: 0
Leachate is the wastewater from landfill that contains various pollutants at high concentrations. The treatment of leachate requires a complicated wastewater treatment system including chemical, physico-chemical, biological, and advanced treatment processes. The high ammonia concentration of leachate usually causes inhibition for microorganism ...
9 trang | Chia sẻ: thanhuyen291 | Ngày: 11/06/2022 | Lượt xem: 834 | Lượt tải: 0
In this article, the author focuses on building a smart dust filter system applied to life to clean the air, minimize the harmful effects of air pollution, especially pollution caused by small dust. Results through experimental cases and surveys showed that the system automatically updated the value of PM (Particulate Matter) 2.5 (size of diame...
7 trang | Chia sẻ: thanhuyen291 | Ngày: 11/06/2022 | Lượt xem: 265 | Lượt tải: 0