Wouldn’t be great if earth is twice the size? More land, Additional water, further places to explore and of all more humans and other living beings. Surprisingly, this isn’t the case if the earth is twice its size. The environment would be so drastically altered by the change in size that you would be shocked to see the evolution of various life forms including humans.
Animated educational series Life Noggin has released an animation video that shows the effects when the earth is double the size. The 2 minute 30 second video shows the consequence it has on life forms, geography and earth inner activities.