Oceans, such as the Pacific pictured here from space, are absorbing much of the warming the planet is currently experiencing. NASA/ Roger Ressmeyer/ Corbis
The rate of heat building up on Earth over the past decade is equivalent to detonating about 4 Hiroshima atomic bombs per second. Take a moment to visualize 4 atomic bomb detonations happening every single second. That's the global warming that we're frequently told isn't happening.