In cold winter months, lakes and rivers freeze over forming ice. Yet, fish and other aquatic animals manage to survive.
Animals like seals, penguins, walruses and a wide variety of sea birds are all fish eaters.
There are some things in nature that have a great capacity to toss back or reflect a great deal of the sun’s light that falls on them. One of them is snow. Newly formed snow reflects about 90 per cent of the sunlight that falls upon it.
It is an annual ritual in most Indian homes. With the onset of summer it is time to bring the rusty, rickety old coolers down from the terrace and get them repaired. The reason is obvious – it is difficult to live through the hot, sweaty Indian summer without an air cooler.
In the boundless ocean of space, a beautiful ship sails serenely around the sun. Our earth – Lovelier than the moon, this fragile ship travels one hundred and sixty thousand kilometres every hour.
Space is full of countless such ships.
If you have viewed a crescent moon on a clear night, you would have observed an eerie glow around the moon. This is called earthshine. Do you know why the moon glows?
The eerie glow around a crescent moon is called earthshine.
Konish Biswas, a student of Standard VIII puts forth his views on a problem that is affecting the whole planet.
Nowadays as you know, there is a lot of pollution in the atmosphere. The level of carbon dioxide and other such gases (known as greenhouse gases) is rising.
Where: Cerrejon, Colombia
February 4, 2009 : ‘Nature’ journal reports that the snake, named ‘Titanoboa cerrejonensis’ by the scientists who found the remains, would have had a 13-metre-long body and weighed 1,140 kilograms, making it the largest snake on record.
Where: Himachal Pradesh, India
March 8, 2001: The picturesque Pong Dam lake region in the mountainous state of Himachal Pradesh, is losing its lustre. A great deal of its charm has lain in the fact that it is north India’s largest refuge for migrating birds escaping harsh winters abroad.
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