In the northern part of the earth and on the upper slopes of all the mountains in the world, there is a unique biome called tundra. The tundra is one of the coldest and most hostile biomes in the world. Winters are long and cold and summers are short and cool. The tundra is far from the equator; therefore, tundra soil is generally nutrient-poor. Because the biome is covered in snow year-round, the Arctic tundra doesn't seem like a place where plants and animals can survive. Yet plants and animals manage to survive thanks to their special adaptations. In reality, it's not the freezing temperatures they fear; It's us, humans. Today the tundra faces many threats and problems due to humans. One of the main problems is global warming. Global warming is the biggest challenge our planet faces. It is one of the widely discussed topics because global warming is a threat to all living things on Earth. Animals and people in the Arctic are already experiencing this. The earth's temperature has risen dramatically over the last 50 years and now the polar ice caps are melting...