Aerial view of one of the lagoons that form the headwaters of the Paraguay river. The area is part of an Environmental Protection Area. It is surrounded by intensive agriculture.

Aerial view of one of the lagoons that form the headwaters of the Paraguay river. The area is part of an Environmental Protection Area. It is surrounded by intensive agriculture.

Aerial view of one of the lagoons that form the headwaters of the Paraguay river. The area is part of an Environmental Protection Area. It is surrounded by intensive agriculture.

Aerial view of one of the lagoons that form the headwaters of the Paraguay river. The area is part of an Environmental Protection Area. It is surrounded by intensive agriculture.

Aerial view of one of the lagoons that form the headwaters of the Paraguay river. The area is part of an Environmental Protection Area. It is surrounded by intensive agriculture.

Aerial view of one of the springs that is part of the Environmental Protection Area for the headwaters of the Paraguay River, where the river begins, surrounded by land prepared for intensive agricult...

Aerial view of one of the springs that is part of the Environmental Protection Area for the headwaters of the Paraguay River, where the river begins, surrounded by land prepared for intensive agricult...

Aerial view of one of the springs that is part of the Environmental Protection Area for the headwaters of the Paraguay River, where the river begins, surrounded by land prepared for intensive agricult...

Aerial view of one of the springs that is part of the Environmental Protection Area for the headwaters of the Paraguay River, where the river begins, surrounded by land prepared for intensive agricult...

Aerial view of one of the springs that is part of the Environmental Protection Area for the headwaters of the Paraguay River, where the river begins, surrounded by land prepared for intensive agricult...

An ylang ylang distillery in the Comoros. This particular distillery uses an improved furnace which reduces wood use by about 50 percent. The Comoros has one of the highest rates of deforestation in t...

Ylang ylang oil in a collector made from a Coca Cola bottle. The highly scented oil is used in perfumes by manufacturers such as Chanel, Dior and Guerlain, as well as in a range of other cosmetic, aro...

Wood supplies stockpiled at an ylang ylang distillery. The highly scented oil is used in perfumes by manufacturers such as Chanel, Dior and Guerlain, as well as in a range of other cosmetic, aromather...

The 'Chinese road', nicknamed in reference to its builders, climbs through ever tighter switchbacks across the mountainous interior of the Comoros island of Anjouan, where a dramatic expanse known as...

Smoke from cooking fires rising above the small town of Bazimini on the island of Anjouan in the Comoros. The island is the most populous in the archipelago, and the majority of its residents use wood...