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7 hours ago · In 2023, a Science paper estimated that at 1.5 °C (2.7 °F), one quarter of mountain glacier mass would be lost by 2100 and nearly half would be lost at 4 °C (7.2 °F), contributing ~ 9 cm (3 + 1 ⁄ 2 in) and ~15 cm (6 in) to sea level rise, respectively. Glacier mass is disproportionately concentrated in the most resilient glaciers.
7 hours ago · Africa is the world's second largest and second-most populous continent after Asia. At about 30.3 million km 2 (11.7 million square miles) including adjacent islands, it covers 20% of Earth 's land area and 6% of its total surface area. [7] With 1.4 billion people [1] [2] as of 2021, it accounts for about 18% of the world's human population.
7 hours ago · It is estimated that the total volume of the atmosphere is about 5.1 x 10^18 cubic kilometers, while the volume of the Earth’s land masses is about 3.3 x 10^9 cubic kilometers, and the volume of the oceans and other bodies of water is about 1.3 x 10^9 cubic kilometers. This vast difference in volume underscores the critical role the ...
7 hours ago · Antarctica is the only continent not yet reached by a submarine telecommunications cable. Phone, video, and e-mail traffic must be relayed to the rest of the world via satellite links that have limited availability and capacity. Bases on the continent itself are able to communicate with one another via radio, but this is only a local network ...
7 hours ago · Valdez is the southern terminus of the Richardson Highway, and the trans-Alaska pipeline. It is located on a majestic fijord, where the 5,000 ft Chugach mountains rise from Prince William Sound. It is often called "Alaska's Little Switzerland". It was a port of entry for gold seekers in the late 1800's.
7 hours ago · G Adventures is an adventure travel company offering the widest selection of affordable small group tours, safaris, and expeditions to more than 100 countries across seven continents. Our small group tours help you share yourself with the world. Yes, you. Because if you’re looking to travel, you’re the kind of person who’s open to seeing new places, trying new things, and learning about ...
7 hours ago · Long-distance migrants travel thousands of miles between their breeding and wintering grounds. These migrations often span continents and oceans. The Arctic Tern, for instance, holds the record for the longest migration, traveling from the Arctic to the Antarctic and back each year. Altitudinal Migration
