Surface Web

Applications to impervious surfaces ( walkways, driveways, concrete patios etc), from which pyrethroids most readily run off have been curtailed, and the areas to which pyrethroids can be applied when doing perimeter barrier treatments around structures have been limited (Brant et…

premises that are believed to be fundamental to achieving sustainable stormwater management. Premise 1: Sustainable urban stormwater management maintains ecological structure and function of receiving water bodies. As stormwater from impervious surfaces is a physical impact to streams and transports pollutants from landscapes, the protection and restoration of natural hydrologic regimes necessary and critical to sustainable management of stormwater runoff in urban landscapes (Roy et al.,…

A mudflow is a flowing mixture of debris and water, usually moving down a channel. Flow is divided into categories, depending on the amounts of water involved. Slump occurs when a mass of regolith slides over or creates a concave surface (one shaped like the inside of a bowl). The result is the formation of a small, crescent shaped cliff, known as a scarp, at the upper end. Soil flow takes place at the bottom end of the slump. One is likely to see slumps in any place where forces…

Failure of Our Water System: “Fouling Our Own Nests” Analysis Robert Glennon’s “Fouling Our Own Nests” addresses the gravity of our nation’s current situation regarding water. Glennon’s work thoroughly examines “water pollution [as] an acute national problem” and supports this statement with two main sub-claims: water pollution as an origin of immense risk to human health and water pollution as the compromising source of future water supply. Although the two sub-claims are addressed in distinct…

Explore the impact of the agricultural revolution on human society Looking back at the achievements of humans, one that some say has caused the largest impact is the Agricultural Revolution. During the late 18th and 19th centuries as a result of the Industrial Revolution, and its advances came the Agricultural Revolution. Due to the developments in technology, the agricultural system in Britain was completely overhauled. The system had to become more efficient to meet the demands of the growing…

Urea is an extremely harmful chemical fertiliser for soil and its increased use pollutes the soil while making it unfertile in the long run. Deforestation of the upper surface of the soil in mountainous districts is increasing rapidly which compels the farmers to increase the use of urea. Due to this, soil health is deteriorating further. The unbridled use of manure, coupled with the use of pesticides ultimately harms human…

Number One. The prompt was to compare the results of pennies dropped in water, versus the result of pennies being dropped into milk, both at 100 mL. The main purpose of this lab was to further discuss more scientific parts of this lab, such as the surface tension when the cylinder was close to overflowing for both the milk and water. Before performing this lab, my group and I created a hypothesis to reflect upon and to state what we believed would dictate the results. The hypothesis stated that…

hat is a chemical spill? A chemical spill is an uncontrolled, accidental release of a chemical into the environment. What is remediation of chemical spills? The removal of unwanted, hazardous contaminants from an area. There are many methods by which this can be accomplished. Sodium Hydroxide can be fatal to aquatic animals. It is responsible for more than half a million fish in British Columbia in 2005. Phosgene can be released as a gas from household paint removers when exposed to heat. If…

Congress has several attempts to regulate non-point source pollution. However, they are all viewed as a failure. From my point of view, it is a product of their largely non-regulatory approach and is due to a lack of technical information concerning what control measures actually work. Section 208 of the Clean Water Act “requires states to develop area-wide waste treatment management plans” and be submitted to EPA in return of federal financial assistance. It is considered ineffective because…

The water quality of the U-High Creek is excellent. However, not all bodies of water are excellent like the U-High Creek. Some creeks, lakes, rivers, streams, etc. have bad water quality. This poor water quality can come from eutrophication. Eutrophication is the process of runoff water from land entering a body of water that contains an excess amount of nitrates and phosphates, polluting the water of these chemicals. Once the water contains this nitrogen and phosphorus, it causes algae to grow…