itsmecarolinaro itsmecarolinaro
  • 03-07-2018
  • Biology
contestada

How much has the amount of carbon dioxide in the atmosphere increased since 1750

Respuesta :

perixwinkle
perixwinkle perixwinkle
  • 03-07-2018
In 1750, the carbon dioxide levels were at a range of 275 to 280 parts per million. Now, there's about 400 parts per million in the atmosphere. 
275 to 400= 45%
280 to 400≈43%
The amount of carbon dioxide has increased by 43 to 45%.
Answer Link

Otras preguntas

What is a Mandala Autobiography?
At the school carnival, Carmen sold 3 times as many hot dogs as Shawn. The two of them sold 152 hot dogs altogether. How many hot dogs did Carmen sell? 51382111
factoring 12m^2n^2-8mn+1=
a person who studies word origins and meanings would most likely be a
Solve the system of equations.3x+3y+6z=33x+2y+6z=74x+4y+7z=4
Write this statement as a conditional in if-then form: All triangles have three sides. A) If a figure is a triangle, then all triangles have three sides.B) If a
all fractions between 0 and 1/4
A 1700 kg 2006 Mustang GT can accelerate from rest to 100 km/h in a time of 5.0 s.  Determine the net amount of work that must be done on the car to cause this
One way to show that a statement is NOT a good definition is to find a _____ converse.conditional.counterexample.biconditional.
A construction contractor is purchasing granite tiles for a new kitchen floor. Each tile costs $5 and he wants to spend less than $1,500. The size of each tile