The condition produced due to ‘substances put into air by the activity of mankind into concentration sufficient to cause harmful effects to his health, vegetables, property or to interfere with the enjoyment of his property’ is called as air pollution or the atmospheric pollution
Different activities may generate waste which may be solid or liquid. The quality of both solid and liquid wastes is increasing and if the wastes are disposed in an uncontrolled manner these may cause adverse impact on public health and environment. Hence these wastes need to be managed efficiently so as to safeguard public health and environment.
Waste too is found in three states- solids, liquids and gases. Liquid wastes such as different types of chemicals, useless medicines, detergents, pesticides, oil, automobile wastes etc. spread on the soil surface and make it poisoned. Decomposition and burning of things on ground produce different gases that pollute the air.
Substances that are thrown out to some place due to their uselessness or excreted out of our body are called as waste substances.
Students of the Department of Engineering in Chowdhari Charan Singh University, Meerut,India, have developed specific unit to process the in campus waste and turn it into manure. The garbage treatment Unit is called as Garbage Clinic by them.
Non-renewable resources coal and petroleum are energy sources that we use and consume faster than the rate of their production in nature.
The dictionary meaning of a shelter is – something beneath, behind, or within which a person, animal or anything is protected from adverse conditions, and where it can reproduce is called as a shelter.
The Chief Justice of Jharkhand High Court Dr. Ravi Ranjan and Justice S.N.Prasad heard on the PIL demanding encroachment free conservation of Ranchi’s Bara Talab (so called Ranchi Lake) and other water sources on Thursday i.e. on 8th April, 2021.
World Water Week Stockholm is celebrated every year from 23 to 28 Aug. every year. Due to pandemic covid-19 it is taking place from 24 to 28 Aug. this year with a theme- World Water Week at Home.
Green plants and trees that synthesize their own food are called as Autotrophs.Others who depend on them are called as Heterotrophs.
The bread of maize and vegetable of mustard leaves during winter are popular food items. Their popularity originates basically from the Punjab state of India.
The positive movements of a plant shoot in response to light or movement of shoot towards the source of light is called as Phototropism. If the part of a plant moves away from light, this movement is called as Negative Phototropism.
