World,  Population etc.

Celebrate John Muir's birthday on April 21.



Logarithmic Chart of World Population
 
Microsoft Excel Chart
Arithmetic Chart of the World Population
 
Microsoft Excel Chart
How many Years does it take to double the World Population?
 
Microsoft Excel Chart
World Population Table
 
Year
Years to double
Population
-200,000
10,000
-181,000
19,000
20,000
-162,000
19,000
40,000
-143,000
19,000
80,000
-124,000
19,000
160,000
-105,000
19,000
320,000
-86,000
19,000
640,000
-67,000
19,000
1,280,000
-48,000
19,000
2,560,000
-29,000
19,000
5,120,000
-10,000
19,000
10,000,000
-5,000
5,000
20,000,000
-3,000
2,000
50,000,000
-1,400
1,600
100,000,000
0
1,400
200,000,000
1,200
1,200
400,000,000
1,700
500
800,000,000
1,900
200
1,500,000,000
1,960
60
3,000,000,000
2,000
40
6,000,000,000
2,003
6,300,000,000

 
Links & Notes


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11/02/06 Only 50 years left' for sea fish There will be virtually nothing left to fish from the seas by the middle of the century if current trends continue, according to a major scientific study
01/27/05 Boston has had 42 inches of snow so far in January, the highest monthly total in 113 years.
02/05/04 The Pentagon's Weather Nightmare  Today they seem portents of a cataclysm that may not conveniently wait until we're history  
11/13/03 Will global warming trigger a new ice age? he pointed out that "climate is an angry beast and we are poking at it with sticks".