in asia, food security and poverty alleviation depends on sustainable rice production. the study examined factors determining irrigated and rainfed rice farming sustainability in bangladesh. data for the study were collected through a farm households survey, covering 390 rice growers (sample size was determined by using the sloven’s formula), and also via observation, key informant interview, a...

First posted April 25, 2023 For additional information, contact: Director,California Water Science CenterU.S. Geological Survey6000 J Street, Placer HallSacramento, California 95819 Hexavalent chromium, Cr(VI), was released between 1952 and 1964 from the Pacific Gas Electric Company (PG&E) Hinkley compressor station, in Mojave Desert about 80 miles northeast of Los Angeles, California. Geologic...

The relation between nature and human considers different periods. At first it was bio-utilization which degrades the value of nature as a source of energy and material. After revolution in science development and attention to the damages which they made to environment, they tried to change their look to this issue and expand the mean of relation between human and nature. Birth of such word l...

Rivers have always been a magnet for human settlement, providing resources, such as water, food, and energy, communication travel routes. Climate- human-made changes to the environment can easily affect fragile balance between ‘natural’ ‘urban’, causing droughts, floods, other in riverine systems that challenge economic, environmental, social sustainability. This is especially true semi-arid re...