Environment

The salmon run refers to the mass migration of salmon from the oceans to the upper reaches of rivers for spawning purposes.

April 25, 2017 12:31

The New World Vultures, also known as the condor family, are scavengers who live in the warm, temperate areas of the Americas.

April 25, 2017 12:31

Sixteen species of Old World Vultures live in the continents of Europe, Africa, and Asia.

April 25, 2017 12:31

Global warming will have long-term negative effects on the human race and also adversely affect all other life on earth.

April 25, 2017 12:31

Macaws are long-tailed and colorful parrots of the New World. Most of the species of macaws are threatened due to climate change.

April 25, 2017 12:31

An arch dam, the 1,001 feet high Jinping-I Dam is the tallest dam in the world.

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Vultures play a vital role as scavengers and keep the ecosystem clean by consuming parts of animals that would otherwise go to waste.

April 25, 2017 12:31

The amount of water vapor present in the air is called humidity and it indicates the likelihood of precipitation in any given place.

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Feral population in non-native regions have often resulted in disruption of the ecosystem of those regions.

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Fish ladders are created on or around artificial and natural barriers to facilitate the natural migration of fish.

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An artificial satellite is intentionally placed into orbit by humans to serve various purposes leading to the classifica

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The increasing concentration of a chemical, especially a toxic material, is the tissues of the body, at successively higher concentration in the food chain is called biomagnification.

April 25, 2017 12:31

In cyanide fishing, sodium cyanide mixture is sprayed into the habitat of the desired fish to stun the fish and capture them.

April 25, 2017 12:31

The seed of the palm tree, coco de mer, is the largest seed in the world. It can be 12 inches long, and weigh up to 40 pounds!

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Six wetland areas in Kenya have been designated as Ramsar Wetlands of International Importance due to the significant habitats encompassed by these wetlands.

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The Cuyahoga River, located in Northeast Ohio in the United States, is infamous for having once caught fire. However, it is not the only river to have done so.

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Massive flash floods take people by shock and wash away humans and animals, and destroy property worth millions.

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Several initiatives have been undertaken at the international level to address the issue of global warming and climate change.

April 25, 2017 12:31

According to a joint 2014 study by the US EPA and the US EIA, Wyoming in US has the highest carbon-dioxide emission per capita.

April 25, 2017 12:31

Tidal locking is a phenomenon caused by the uneven gravitational pull of objects in orbit, such as the pull between the Earth and the Moon.

April 25, 2017 12:31