TRUE OR FALSE? Glaciers and ice sheets hold about 69 percent of the world's freshwater.
TRUE - 96% of the world's water is saltwater. But 69% of it is encased in ice caps, permanent snow, and glaciers.
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TRUE OR FALSE? The best place in the world to see rainbows is in Norway.
FALSE. It's Hawaii. A study by the American Meteorological Society noted that the mountains produce sharp gradients in clouds and rainfall for rainbows.
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TRUE OR FALSE? Blue whale's songs can be used to map out the ocean floor.
FALSE. It's the Fin whale. The sound can reach depths of 2.5 kilometers under water.
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TRUE OR FALSE? Mount Everest is bigger now than the last time it was measured.
TRUE. Experts stated that Mount Everest stands at a whopping 29,031.69 feet, due to plate tectonics.
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TRUE OR FALSE? Climate change is causing flowers to change color.
TRUE. The UV pigmentation in flowers has increased over time which has led to the degradation of their pollen.
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TRUE OR FALSE? Dentistry is the oldest profession in the world.
TRUE. A research by the University of Bologna, Italy on a 14,000-year-old skull found that one rotten tooth in the jaw had been scoured and scraped with a tool.
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TRUE OR FALSE? The entire world's population could fit inside Los Angeles.
TRUE. If everybody stood shoulder-to-shoulder, they could all fit within the 500 square miles of Los Angeles, according to National Geographic.
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TRUE OR FALSE? The Canary Islands are named after birds.
FALSE. In Spanish, the area's name is Islas Canarias, which comes from the Latin phrase Canariae Insulae for "island of dogs."
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TRUE OR FALSE? Four babies are born every second.
TRUE. There are approximately 250 births each minute, 15,000 each hour, and 360,000 each day.
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TRUE OR FALSE? More than 72% of the world's population is under 30 years old.
FALSE. It's 52% according to UNESCO.
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TRUE OR FALSE? More people speak English than any other language.
FALSE. It's Mandarin Chinese with around 950 million native speakers and an additional 200 million learners.
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TRUE OR FALSE? Around one in every 200 men are direct descendants of Genghis Khan.
TRUE. Circa 16 million people. During the lifetime of the Mongol Empire between 1162 and 1227, he had countless children.
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TRUE OR FALSE? The oceans contain almost 2,000 different viruses.
FALSE. It contains almost 200,000 different viruses.
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TRUE OR FALSE? Brazilians have more pets per household than any other country.
FALSE. It's the New Zealanders.
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TRUE OR FALSE? North Korea is the only place you can't buy Coca-Cola.
FALSE. You can't also buy it in Cuba. That's because these countries are under long-term U.S. trade embargoes.