33 If a patch of desert were magically displaced to the middle of a forest, what would happen to the whole forest after certain periods of time? 2018-04-03T02:15:46.620

29 How can the terrain of a large area change abruptly in a short period of time? 2014-09-17T08:12:48.987

21 Hollow planet with another planet inside it 2014-10-06T16:24:00.133

20 We have Altitude Sickness... but what about Depth Sickness? 2017-08-03T16:50:29.980

18 Could vegetation potentially regrow on vitrified ground? 2017-11-02T07:07:38.117

18 How could I scientifically explain a world where the surface is made out of pillars? 2018-05-20T05:46:47.290

12 Can life arise on a brown dwarf? 2016-12-18T15:25:27.677

11 Atlantropa: How bad could it be 2017-02-08T04:53:41.737

11 A water cycle in an underground setting 2017-07-17T11:25:12.433

9 Resolving Environmental Implications of an Extremely Massive Mountain 2014-10-07T22:53:31.147

8 Underground Terrain Types / Biomes / Agriculture 2017-06-15T09:22:19.633

8 Aside from low gravity, what conditions favor dramatic terrain? 2018-10-13T17:01:10.113

8 Giant rock spikes sticking out of the ground 2019-03-27T19:07:28.490

6 How would society look if it was entirely dependent on a particular group of people? 2016-02-01T11:31:53.577

6 How would the landscape appear under the influence of extreme windstorms? 2018-02-20T03:21:21.697

5 All the rivers run west 2015-03-04T09:59:59.820

2 What would conditions be like at the hyperbolic horizon? 2018-09-17T22:19:31.503

1 Large Thick but Hollow Planet with small inner planet 2016-09-30T07:56:28.620

1 Is a Fire-Freeze Planet Possible? 2017-05-17T04:30:42.037

1 What would a sea made of Iodine look like? 2018-11-15T16:53:36.403