For each bar sold, Original Beans plants a tree in the rainforest where the bar's ingredients originated. Each bar carries a certificate inside the wrapper with a lot number that designates the location of a new tree.

W+W is a single, L-shaped unit in which the sink and toilet are not only attached but also integrated internally. Specifically, wastewater from the sink is used to fill the toilet's cistern, thus saving as much as 25 percent of the water that would normally be used.

"We believe that the looming crises of climate change, water scarcity and quality are even greater long-term challenges than today's financial turmoil. Natural resources and ecosystem services have been undervalued, and the environmental impacts of business have been regarded as externalities. All this is changing and rightly coming into view as a priority."

LUSH, a high-quality 100 percent vegetarian bath and body care retailer loads its products with great-smelling natural ingredients that contain little to no preservatives, forgoes fancy packaging for 70 percent of its products and has switched to 100 percent post-consumer recycled containers for the rest.

The sun in Saudi Arabia emits about 7,000 watts of energy per square meter over an average of 12 hours every day.

With new energy-saving features, the company will both cut electricity costs and potentially draw more consumers with their green strategy.