Read this article to learn about the responses of pollutants on plants and its bio-monitoring. Responses on Plants: There are a number of pollutants (gaseous and particulates) found in air. The clear air, which is composed of nitrogen (>77%), oxygen (>20%) and carbon dioxide (< 1%) in the troposphere when moves across the earth's surface, it collects the products of [...]
Global water resources today is extremely polluted due to a number of reasons. The pollutants may be various inorganic salts, metals, pesticides, oil & grease, aromatics and also a variety of pathogenic organisms. Most of the surface fresh water bodies, ground water, and coastal marine water gets polluted over the years. The major water pollutants and their sources are depicted [...]
The following points highlight the top two methods used for the removal of pollutants from groundwater. The methods are: 1. Active Remediation 2. Natural Attenuation and Monitoring. Method # 1. Active Remediation: The predominant groundwater remediation strategy is the application of the so-called 'pump-and-treat' technology in which mainly physico-chemical techniques are used to remove the pollutants in-the above- ground treatment [...]