Following sentences are from a paragraph. First and last sentences are given and the three sentences in between are jumbled. Rearrange them to make a coherent paragraph.

S1: Human civilisations have been around for a paltry 12,000 years-barely a few seconds on the geological clock.

R: In that short amount of time, we've managed to create quite a ruckus, etching our dominance over nature.

S: The unmitigated burning of fossil fuels has now created a blanket of carbon dioxide around the world.

T: The rapid increase of human populations has left us battling with other species for limited resources.

S6: This carbon blanket is slowly but surely increasing the average global temperature.