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→Volcanic Erruptions
===Volcanic Erruptions===
The Greater Patagonian Trail snakes through the [https://en.wikipedia.org/wiki/Andean_Volcanic_Belt#Southern_Volcanic_Zone Southern Volcanic Zone] passing and crossing passes and crosses numerous volcanos. The trail is therefore plastered with signs of volcanic activities. Hot springs and beautiful maintain lakes that were dammed up by lava flows are the "sunny side" of these volcanic activities; widespread devastating destruction is the other. Several major eruptions occured in the vicinity of the trail in recent years. Therefore hikers should be aware how to act in case of an volcanic eruption:* Respect the volcano alerts and do not venture into areas that were closed by local authorities.* Some volcanos show an increased seismic activity shortly before an erupion therefore series of smaller earthquakes may announce an imminant eruption. If you are close to a volcano get ready to run!* Know your possibe escape routes in case of a surprising eruption. Be aware that small streams and rivers that origin at the flankes of a volcano often rise immediately and become instantly inpassable during an eruption. Therefore seak higher ground if you are next to such a river and get distance between you the volcano. * Try to get to a settlement since local authorities will do their best to evacuate the affected population.
===Earthquakes===
