Arsenic is a naturally found chemical element whose atomic number is 33 with a symbol as ‘As’. It occurs in many minerals, usually in combination with sulfur and metals, but also as a pure elemental crystal. Arsenic is one of the fundamental chemical element. It is a metalloid. Symbol: As …
Read More »Toxic Substances & Environmental Health
Toxicity is the degree to which a substance can damage an organism. Toxicity can affect a whole organism, such as an animal, bacterium, or plant, as well as a cell (cytotoxicity) or an organ such as the liver (hepatotoxicity). Toxicity effects are dose-dependent; so, even water can lead to water …
Read More »Marine Environment: Classification & Productivity
The marine environment is an essential component of the global life-support system. Marine environment is different from the terrestrial and freshwater aquatic environment having high salt concentration. Its water covers approximately 71% of the earth’s surface. This is equivalent to 361 million sq. kilometers (139 million sq. miles). Average depth of …
Read More »Soil Horizons Development & Soil Profile
Do you ever dig down deep into any soil? If you did so, you may have followed different colors and layers in there. These layers are called horizons in soil science. The idea of Horizon and Soil Horizons are slightly different. Horizon is a distinct layer of soil, approximately parallel …
Read More »Importance of Soil Solution
The term ‘soil solution‘ refers to the liquid phase of soil which consists of dissolved substances both organic and inorganic, in ionic or in molecular form. It is the focal point of soil chemistry. Its importance in soil development, nutrient availability, and plant growth can broadly be divided into two …
Read More »Soil Forming Processes
The soil-forming is a complex process along with a lot of factors and processing ways. It takes a long period of time to develop even an inch of soil. In this article, the basic processes of soil formation are discussed briefly. Related article– Soil Forming Factors Soil Forming processes There …
Read More »Soil Solid & Solution
In the soil, there are different kinds of constitunets. These properties are divided into two major types- solid and solution. This composition of soil solids and soil solution is discussed in this article. Chemical Composition of Soil Solids Soil Solid consists of soil mineral matter and soil organic matter. The …
Read More »Composition of Soil
Soil- a very common word to all of us living in this universe. You must have seen, even touched soil. But do you ever thought about what component/s are jot down to make such a major element of our environment? Soil is basically a mixture of few basic components- inorganic …
Read More »Importance And Threats To Biodiversity
Importance Of Biodiversity Ecosystems and their species perform important biological services, for example, green plants remove carbon dioxide and release oxygen into the atmosphere, which helps keep the environment healthy and fit for human life. Economic arguments also provide compelling reasons for conserving species. Biodiversity has a number of functions …
Read More »Soil Organic Matters
Do you have ever seen any plant or animal decaying/decomposing at the soil surface? Have a look at the picture below: In the picture, leaves from plants are falling down and decomposed at the soil. These leaves are called organic matter. Get Free Netflix Now Best safe and secure cloud …
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