JohnWDailey
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The original profile on Stack Exchange can be found here: https://writers.stackexchange.com/u/19270.
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See all 224 »On May 18, 1980, Mount Saint Helens made American history with an eruption that took 57 human lives and killed thousands of animals. It has released only a quarter of a cubic mile of ash, but it i...
2 answers · posted 7y ago by JohnWDailey · last activity 7y ago by JohnWDailey
The highest point in the Ethiopian Highlands is 14,928 feet above sea level. It is here that the Nile River begins its journey to the Mediterranean. If the highlands were instead 21,737 feet abov...
1 answer · posted 11y ago by JohnWDailey · last activity 11y ago by JohnWDailey
In my alternate Earths, the plant class Ginkgoopsida has retained its prehistoric diversity, unlike back home, in which only Ginkgo biloba remains. In order for that diversity to be possible in th...
2 answers · posted 11y ago by JohnWDailey · last activity 11y ago by JohnWDailey
The Gobi Desert is what ecologists call an "interior desert" because it's too far away for water to reach. Now imagine that the Caspian Drainage Basin to the west has experienced a 75-meter rise i...
1 answer · posted 11y ago by JohnWDailey · last activity 11y ago by JohnWDailey
In this scenario, corals, sponges and bryozoans have been extinct for 65 million years. In their place as reefbuilders are echinoderms, bivalves, barnacles and worms of the infraclass canalipalpat...
3 answers · posted 11y ago by JohnWDailey · last activity 11y ago by JohnWDailey
If we remove all the ferns and horsetails from the ecological equation would grass be the only candidate to fill the void? If not, then what else?
2 answers · posted 11y ago by JohnWDailey · last activity 10y ago by JohnWDailey
70,000 years ago, Homo sapiens sapiens suffered a genetic bottleneck that reduced the population of likely 100,000 to 3,000. Over seven billion people of several distinctive races are descended fr...
1 answer · posted 11y ago by JohnWDailey · last activity 11y ago by JohnWDailey
I've been told that if I raise the axial tilt from 23.5 degrees to 25, I'd end up getting hotter summers and colder winters. That's great, except that Earth's diverse climate makes that statement ...
1 answer · posted 11y ago by JohnWDailey · last activity 11y ago by JohnWDailey
At 29,029 feet above sea level, Mount Everest has been credited as the tallest mountain on Earth. The only problem is that Mauna Kea, Hawaii's highest point, is 33,500 feet tall from its peak at 4...
2 answers · posted 11y ago by JohnWDailey · last activity 11y ago by JohnWDailey
Today's Mediterranean Sea is just a shadow of its former self, the Tethys. In an alternate scenario, I have rearranged the African mainland to an angle that turns Gibraltar from a strait into an i...
1 answer · posted 11y ago by JohnWDailey · last activity 11y ago by JohnWDailey
During the Permian and Triassic periods, all the continents had joined together to become the supercontinent Pangaea. Its size means that the majority of terrestrial life might have been confined ...
1 answer · posted 11y ago by JohnWDailey · last activity 8y ago by JohnWDailey
I have been told that if I slow down today from 24 hours to 30, I'd end up getting hotter days, colder nights and more intense weather. That's fine, except that Earth's diverse climate makes that ...
3 answers · posted 11y ago by JohnWDailey · last activity 11y ago by JohnWDailey
Currently, the distance between Australia and Antarctica is a rough estimate of 4500 miles. But if that number were cut by half, what would Australia's climate and ecology be?
2 answers · posted 11y ago by JohnWDailey · last activity 11y ago by JohnWDailey
In one of my Alternate Earths, I have made the following changes to Africa: 1) Re-angle the mainland (meaning Madagascar stays right where it is) to the point that the Mediterranean is connected ...
1 answer · posted 11y ago by JohnWDailey · last activity 11y ago by JohnWDailey
Lake Eyre in Australia has an area of roughly 4,000 square miles, but the basin itself is over 450,000 square miles. If the entire basin were freshwater, how would that affect the Outback's climate?
2 answers · posted 11y ago by JohnWDailey · last activity 11y ago by JohnWDailey
