arthritis

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October 10, 2020

Take care of Body Joints

The comfortable life style has reduced mobility of men, women, and children. The lock down during COVID-19 period has restricted human movement up to greater extent. Under these conditions arthritis may become a reason behind problems of joints.

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July 31, 2020 Recommended

Fern species that grow on old walls in

Ferns belong to Pteridophytes and grow on high altitudes in moist cold places. These don’t need any fertile soil. Since Ranchi or the most part of Jharkhand is located on high land its climate is rather different and somewhat similar to those area of mountains. The author reports here the two fern species that preferably grow in this region that too on old walls.

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June 22, 2022 Recommended

Ecosystem analysis: Understanding Complex Ecosystems

The biosphere has been composed of a number of highly complex ecosystems such as forests, grasslands, oceans, estuaries, deserts etc. These ecosystems have gone under threat over the years due to intensive human pressure of serious pollutions, habitats destructions, land, water bodies, wetlands and coastal zones reclamations and so on.

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December 18, 2023 Recommended

Dynamics of Population

A population is a group of individuals (all members of a single species) who live together in the same habitat and are likely to interbreed. Each population has a unique physical distribution in time and space.  It may contain individuals of different ages, and its size (density) is likely to change over time. It grows or shrinks according to the reproductive success of its members.

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October 24, 2020 Recommended

Basic Concept of Biodiversity

Vast variability exists in the distribution or occurrence of different life forms in different habitats. The variability of life forms in a particular habitat is considered as the biodiversity of that habitat.

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August 23, 2024 Recommended

What is acid deposition? What is acid rain?

The acid rain affects living and non- living components of environment. In July 1982, Stockholm- the venue of U N –conference on acid rain, suffered heavy acid showers for about a week. In India too, acid rains have been reported since last twenty years in areas where thermal power plants are located and also around Delhi, the capital of India.

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September 3, 2022 Recommended

Need for Living Together and Neighbourhood

Human beings needed to live together to have a family and to rear and develop children. They lived together for social security and social strength. Thus, human settlements were formed.
Neighbourhood is a geographically localized community within an area, may it be a rural area, a town or a city, or sub-urban.

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