Quantifying air pollution removal by green roofs in Chicago pptx

... cities. According to Taylor (2007), green roofs were installed on 300 buildings resulting in a total area of 27.87 ha by June 2007. There are three types of green roofs in Chicago: extensive green roofs, intensive ... 2008 Received in revised form 30 June 2008 Accepted 2 July 2008 Keywords: Extensive green roofs Intensive green roofs Dry deposition Cost abstract T...

Ngày tải lên: 06/03/2014, 19:20

... forest canopy in preventing concentrations of upper air pollution from reaching ground-level air space. Measured differences in Table 1. Annual pollution removal (1994) by trees and associated ... (increased tree cover leading to greater total removal) , pollution concentration (increased concentration lead- ing to greater downward flux and total removal) , length...

Ngày tải lên: 17/02/2014, 22:20

... In Japan, Nitrate nitrogen pollution of the ground water by overuse of fertilizer in the upland field had become a serious issue. In order to purify it, the nitrogen removal method using ... three kinds of vegetation. In the irrigation period, organic matter supplied by the generation of algae sustained the nitrogen removal. In order to explore the mechanism of the nit...

Ngày tải lên: 05/09/2013, 09:08

... 4 5 3 1 2 L-3M in, A 4 L-3M in, A 1 L-TQ in, A 3 L-TQ in, A 2 L-7M in, A 4 L-7M in, A 3 L-TQ in, A 4 L-3M in, A 3 S-NK, A 4 S-NK, A 2 S-LD, A 3 S-LD, A 1 S-LD, A 2 S-TDT, A 1 S-TDT, A 3 S-TDT, A 2 L-TQ in, ... system, by the streets in downtown Hanoi or due to the malfunctioning and overflowing of the septic systems. Although individual households might contribute only minor a...

Ngày tải lên: 05/09/2013, 10:15

... and biased estimates of the intercept and coefficients on the remaining variables in the model. Indeed, one of the main difficulties in investigating the effects of air pollution is that a number ... BENEFITS OF AIR POLLUTION ABSORPTION BY WOODLAND Neil A. Powe and Kenneth G. Willis December 2002 1. Introduction Air pollution has a long history, perhaps reaching its peak dur...

Ngày tải lên: 23/03/2014, 02:20

... directive). 9 Ozone air pollution in summer 2005 Air pollution by ozone in Europe in summer 2005 Air pollution by ozone during summer 2005 was slightly higher than in summer 2004, but much lower than in summer ... gaps in station meta information, i.e. geographical coordinates, information was extracted from the summer 2005 reporting and from Airbase. 25 Annex...

Ngày tải lên: 29/03/2014, 14:20

... TRƯỜNG ĐẠI HỌC KINH TẾ TP.HỒ CHÍ MINH KHOA ĐÀO TẠO SAU ĐẠI HỌC ĐỀ TÀI The “advantage of latecomer” in abating air- pollution: the East Asian experience ... Air pollution (Ô nhiễm không khí) Environmental management (Sự quản lý môi trường) “Advantage of late comer” (Li th ca ngi đi sau) EKC and Air pollution Kinh nghiệm của ... học này, nhó...

Ngày tải lên: 13/04/2013, 21:59

... removed within 7 days in every run. Assuming the zero-order kinetics, the average cadmium removal rates within the 7 days calculated from the linear approximations of the plots in Fig. 2 were ... concentrated in the rhizome. Furthermore, the positive correlation between glutathione (GSH) in the rhizome and cadmium removal rate was observed, indicating that the production of GS...

Ngày tải lên: 05/09/2013, 10:17

... “advantage of latecomer” in abating air- pollution: The East Asian experience LỜI MỞ ĐẦU Ô nhiễm môi trường luôn gắn liền với phát triển kinh tế. Thực vậy, trong thời gian tăng trưởng kinh tế với tốc độ ... “advantage of latecomer” in abating air- pollution: The East Asian experience - Các nước công nghiệp hóa sau dễ dàng thành công trong việc bảo vệ môi trường, nhờ học hỏi kinh nghiệ...

Ngày tải lên: 06/01/2014, 14:53

Ngày tải lên: 13/02/2014, 12:20