Popular Science Article

Our Environment

All living and non-living things around us form our environment. The natural environment remains in dynamic balance due to various natural processes. But because of human interventions in these processes, the natural environment is getting changed and thus several environmental problems are created. For maintaining the environmental balance, we should be aware of the problems, their causes and the measures to be taken up by us to protect the environment.

Biodiversity for Insect Pest Management

Traditional practices in agriculture have been replaced in the past few generations by modern and largely industrialised systems. Despite dramatic increases in food production, it is now recognised that agriculture can negatively affect the environment through overuse of chemicals which are causing pollution

पहाड़ों के पारिस्थितिकी तंत्र को नुकसान पहुंचाने का नतीजा

उत्तराखंड और हिमाचल प्रदेश में प्रकृति की विनाशलीला में अब तक 1000 लोग मारे जा चुके है,हजारों लापता है और लगभग 15 हजार लोग अलग-अलग जगहों पर फंसे हुए हैं। बारिश और भूस्खलन के कहर से नदियाँ उफान पर है और बादल फटने के बाद नदी की तेज धार में इमारतें और घर ताश के पत्तों की तरह धराशाई हो गए ।


These materials accumulate at public places and cause hindrance in daily life. In addition to these, are also other used things like automobile spares, machines, cycle parts etc. that are thrown as junk.

Thermal Pollution : Sources, Effects and Control

The dumping of heat into ecological systems like rivers, lakes, ponds, ocean etc. which degrades the water quality is known as thermal pollution. Nuclear reactors, electric power plants, petroleum refineries and steel melting factories require huge amounts of water for cooling purposes. The heated water discharged into aquatic bodies results in an increase in the temperature of water thus causing thermal pollution.

पर्यावरण और त्यौहार

हमारा देश ऐसा अनोखा देष होगा जहां सबसे अधिक उत्सव व त्यौहार मनाए जाते होंगे। असल में धर्मों, समुदायों एवं विचारों की बहुलता के कारण यह देष उत्सवप्रधान देष बन गया है। विभिन्न प्रकार के भौतिक माहौल जैसे कहीं रेगिस्तान, कही समुद्र तो कहीं नमभूमियां भी समय-समय पर अनेक उत्सवों को जन्म देते हैं।

Sustainable Development : Need of the Hour

Sustainable development is the development that meets the necessities of the present generation without compromising the ability of future generations to meet their own needs. Furthermore, it considers the equity between nations...

Green Consumer Day - 28th September

Every year, 28th September is observed as the Green Consumer Day by organizing a variety of programmes to increase the awareness about the importance of recycling-reusing-reducing should be taken up seriously.

Global Warming - Causes and Effects

The global warming is one of the changes caused by the activity of human beings. Global warming is the increase in the average temperature of earth’s near surface air and ocean owing to build up of green house gases in the atmosphere.

What is Ozone Layer?

The Earth's atmosphere is a thin layer of gases that surrounds it. It consists of oxygen, carbon di oxide, nitrogen, hydrogen, helium, ozone etc. These gases surround the Earth like a blanket.

What is Ozone Hole?

The depletion in the amount of ozone in the ozone layer is termed as ozone hole. It is an alarming trend that the size of the ozone hole is on the increase.

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The longest glacier in Antarctica, the Almbert glacier, is 250 miles long and 40 miles wide.

the Day
Physics is mathematical not because we know so much about the physical world, but because we know so little; it is only its mathematical properties that we can discover.
Bertrand Russell
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