UNICEF Goodwill Ambassador Katy Perry delivers a special weather report on the devastating effects of climate change for the world’s children.

After the rain, the opuntia cactus, or “prickly pear,” ripens to provide a sweet but not easily accessible meal for animals such as the ground squirrel. As the water seeps in, the park enjoys a moment of relaxation.

The saguaro cactus blooms overnight and its flower is visited the next morning by a Gila woodpecker. As the heat of day rises, harvester ants work go about their work, wary of a mortal enemy in the park.

This December over 190 nations will gather in Paris to discuss a new global agreement on climate change. The talks are called 'COP21' which stands for the 21st annual Conference of the Parties, but what does all that mean and why is any of it important? This film will not only give you the facts but help you understand why it matters to all of us - in less than two minutes!

The Prince of Wales' Accounting for Sustainablity project is offering two concrete intervention options for companies and their policies, which lead not only to tangible profits, but also help to reduce the supply chains.