Why in News: Assam’s Bordoibam-Bilmukh Bird Sanctuary has reported a 72% reduction in its bird species count over the past 27 years. About Bordoibam-Bilmukh Bird Sanctuary Location and Size: History: Climate and Vegetation: Avian Biodiversity: Overview of the Crisis Over the last 27 years, the sanctuary has seen a 72% decline in its bird species […]
The Earth is spherical in shape; it is an established fact, backed by several pieces of evidence. The equatorial circumference of the Earth is 24,897 miles, while its polar circumference is less than 83 miles than that of the equatorial circumference. This shows the Earth is not a perfect sphere. The Earth is flattened at
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Planetary Bodies Moon The Moon is the only natural satellite of Earth and the fifth-largest moon in the solar system. It is believed to have formed after a Mars-sized body collided with Earth. It orbits Earth at a distance of approximately 239,000 miles (385,000 km). The Moon has a rocky, solid surface marked with craters
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Planet Distance from Sun (Million of km) Orbital Velocity (km per second) Period of Revolution Mercury 58 48 88 days Venus 108 35 225 days Earth 150 30 1 year Mars 228 24 2 years Jupiter 778 13 12 years Saturn 1429 10 29 years Uranus 2875 7 84 years Neptune 4504 6 165 years
Dark comets are a newly studied class of celestial objects that challenge our typical understanding of comets. Unlike traditional comets, these bodies lack the bright tails and icy nuclei commonly associated with their bright counterparts, making them resemble asteroids. Their elusive nature has intrigued scientists and led to significant discoveries over recent years. Discovery and
Why in News The Helmeted Water Toad, scientifically known as Calyptocephallela gayi, is one of the largest frog species in the world, recognized as a “living fossil” due to its ancient lineage and minimal genetic changes over millions of years. This remarkable amphibian, which once coexisted with dinosaurs, is now facing significant threats in its
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Why in News:The southern bench of the NGT has given the Kerala government a three-day deadline to address the issue of illegal dumping of biomedical and solid waste in Tamil Nadu. About National Green Tribunal (NGT): Establishment:The NGT was formed under the National Green Tribunal Act, 2010, to ensure efficient and timely resolution of cases
• The Sun can be considered the heart of our solar system. It is the largest object in the solar system, making up 99.8% of its mass.• The Sun’s surface temperature is about 6000°C, increasing to approximately 20 million °C in its interior.• Its surface is composed of fiery gases that leap in whirls of
In our solar system, Earth is the third planet from the Sun and the only one known to harbor life. Radiometric dating, a method used to determine the age of rocks or carbon, suggests that Earth was formed approximately 4.5 billion years ago. Earth’s gravity interacts continuously with celestial bodies, particularly the Sun and the
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Why in News Recent analysis from the Arctic Report Card by the National Oceanic and Atmospheric Administration (NOAA) confirms that the Arctic Tundra has transitioned from a carbon sink to a carbon emitter. About the Arctic Tundra The Arctic Tundra as a Carbon Sink Despite the lack of trees, the Arctic Tundra has been a
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