Leadership in Energy and Environmental Design (LEED), with its advantages and disadvantages, has dominated the green building certification market for a long time. But now alternatives - like the GBI's Green Globes, the Living Building Challenge, and Build It Green – are beginning to emerge. So how does a competitor like Green Globes shape up in comparison to LEED? And what does this developing competition mean for green rating systems in general? To learn more, keep reading after the break.