Based on the given description above, the correct answer would be the last option. Based on the given information above when the climatologist finds volcanic ash at the bottom of the core, followed by increasing amounts of dissolved oxygen as she goes to the top of the core sample, this might be because a <span>volcano erupted, followed by a period of increased oxygen in the atmosphere. Hope this answer helps.</span>
The biggest national park of USA is Wrangell- St. Elias National Park And Reserve
The altitude and climate change
The main reason is that the USA is in the Northern Hemisphere & Australia is in the Southern Hemisphere. It has all to do with the tilt of the earth as it revolves around the Sun. Summer happens in the hemisphere tilted towards the Sun, and winter happens in the hemisphere tilted away from the Sun.
Wear simple clothing, living in farming communities and using horse-drawn vehicles are some of the items that describe living in an Amish culture. You didn't put the available items in the question, so I'm not sure if there are more. These are some of them though.
