earth observatory natural hazards

Some of these wastes are also classified as hazardous wastes. are those that are potentially dangerous and can cause diseases, fire, etc. The hazardous wastes include toxic wastes. Toxic wastes are those that are poisonous in nature. Hazardous wastes are tho..

It is mixture of methane, butane, pentane sometimes octane gas coming out of deeper layers of earth's crust by natural forces. Though it is a natural gas, it does not come out of crust on its own. A process of rigging the crust is needed to bring the large quantity of..

Carbon in Nature - Carbon is an extremely important element and was known from the earliest times in the form of charcoal, soot, etc. Although the amount of carbon in the earth's crust is only eleventh by mass, it ranks as high as oxygen and hydrogen, in importance. In natu..

Introduction - The term environment refers to the natural elements that make up the earth and surround living organisms, making life processes possibl..

Introduction - The term 'natural resources' refers to all the natural things on our earth. It includes everything, that is naturally available and that is not creatable by any human activity. It specifically excludes the materials created by ma..

It is believed that coal in nature was formed from the remains of the trees buried inside the earth some 500 million years ago. Due to the bacterial and chemical action on the wood, it got converted into peat. Then, as a result of high temperature and high pressure inside the h..

Before interference by any human activities green house effect by a coverage of gaseous blanket was in close equilibrium with earth's surface in the form of equilibria of carbon, oxygen and hydrogen cycles. Contribution of CO 2 by natural decay of plants and animals or by respir..

A large number of elements occur inside or around the earth. Less reactive elements, like platinum, gold, nitrogen, oxygen etc., occur in free (native) state. Chemically active elements always occur in the combined state i.e. in the form of compounds containing that element. For instance,..

Introduction - The term environment refers to the natural elements that make up the earth and surround living organisms, making life processes possible. Soil, water, air, light and temperature are the physical aspects of environment and are known as its 'abiotic' components. All..

Summary - Environment refers to the natural elements that make up the earth and surround living organisms The abiotic or physical aspects of the environment refer to elements like air, soil, water etc. The biological or biotic components of environment are the plants and animals..