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Heliostats at the solar energy scientific research centre, Tabernas, Almeria, Andalusia, Spain, Europe
Limestone desert landscape, Paraje Natural de Karst en Yesos de Sorbas, Almeria, Andalusia, Spain, Europe
Heliostats reflecting sun rays, solar energy scientific research centre, AORA Tulip System, Tabernas, Almeria, Andalusia, Spain, Europe
Turbines at Parque Eolico de Lanzarote wind farm, Lanzarote, Canary Islands, Spain, Atlantic, Europe
Aerial view of atolls and islands in The Maldives, Indian Ocean, Asia
Aerial view of coral reef and islands, Maldives, Indian Ocean, Asia
Male International Airport and Male, Maldives, Indian Ocean, Asia
Heavy rainclouds at sunset over the English Channel, viewed from the Dorset Coast, Dorset, England, United Kingdom, Europe
High water floods lakeside cabanas, Climate Change, Lago Peten Itza, Guatemala, Central America
Curved concave reflector panels desalinisation plant at the solar energy scientific research centre, Tabernas, Almeria, Andalusia, Spain, Europe
Heliostats and central receiver CESA-1 Tower at solar energy scientific research centre, Tabernas, Almeria, Andalusia, Spain, Europe
Heliostats reflect sunrays to receiver tower, solar energy scientific research centre, AORA Tulip System, Tabernas, Almeria, Andalusia, Spain, Europe
Montana de Medio, mountain, Los Ajaches mountain range, Lanzarote, Canary Islands, Spain, Atlantic, Europe
Curved concave reflector panels desalinisation plant at the solar energy scientific research centre, Tabernas, Almeria, Andalusia, Spain, Europe
Array of solar panels on a bright sunny day, Sierra Alhamilla, near Nijar, Almeria, Andalusia, Spain, Europe
Barragem do Alqueva, Rio Guadiana river, Alqueva dam hydroelectric power, Moura, Portugal, Europe
Euphorbia balsamifera growing on lava flows Malpais de Corona, Lanzarote, Canary Islands, Spain, Atlantic, Europe
Solar panel array in field in countryside providing domestic energy near village of Rogil, Algarve district, Portugal, Europe
Henri's Field growing area, Schumacher College, Dartington Hall estate, Totnes, Devon, England, United Kingdom, Europe
Cactus plants inside Jardin de Cactus designed by Cesar Manrique, Guatiza, Lanzarote, Canary Islands, Spain, Atlantic, Europe
Aerial view of coral reef and deserted island, Maldives, Indian Ocean, Asia
Rhone Glacier covered with white blankets to prevent extreme melting due to climate change, Gletsch, Canton of Valais, Switzerland, Europe
High tide in Venice in November 2019, Fondamenta della Sensa, Venice, UNESCO World Heritage Site, Veneto, Italy, Europe
High tide in Venice in November 2019, newsstand and telephone booth at Ponte delle Guglie, Venice, UNESCO World Heritage Site, Veneto, Italy, Europe
High tide in Venice in November 2019, Church of the Abbey of Misericordia, Venice, UNESCO World Heritage Site, Veneto, Italy, Europe
High tide in Venice in November 2019, Fondamenta della Misericordia, Venice, UNESCO World Heritage Site, Veneto, Italy, Europe
High tide in Venice in November 2019, people walking in Rio Tera San Leonardo, Venice, UNESCO World Heritage Site, Veneto, Italy, Europe
High tide in Venice in November 2019, Fondamenta della Misericordia, Venice, UNESCO World Heritage Site, Veneto, Italy, Europe
Perito Moreno Glacier, UNESCO World Heritage Site, around El Calafate, Santa Cruz province, Patagonia, Argentina, South America
Perito Moreno Glacier, UNESCO World Heritage Site, around El Calafate, Santa Cruz province, Patagonia, Argentina, South America
A broadclub cuttlefish (Sepia latimanus) lays eggs in a coral colony in Komodo National Park, Indonesia.
A slightly bleached staghorn coral colony grows in shallow water in the Solomon Islands. This Melanesian region is known for its spectacular marine biodiversity.
A school of big-eye jacks (Caranx sexfasciatus) above a coral reef in the Solomon Islands. This region is known for its healthy fish populations.
Sunlight dances across a shallow, sandy slope off the island of Guadalcanal in the Solomon Islands.
A hawksbill sea turtle swims over a coral reef in Palau. This is an endangered species often hunted for its shell and meat.
A tube anemone (Cerianthid sp.) feeds on planktonic organisms on a sand slope in Indonesia.
Rugged limestone islands surround a gorgeous lagoon in a remote part of Raja Ampat, Indonesia. This beautiful region is known as the heart of the Coral Triangle and is a popular destination for scuba divers and snorkelers.
A beautiful coral reef grows near a set of limestone islands in Raja Ampat, Indonesia. This remote, equatorial region is known as the heart of the Coral Triangle. It is a popular destination for scuba divers and snorkelers.
Forest-covered limestone islands surround a gorgeous lagoon in a remote part of Raja Ampat, Indonesia. This beautiful region is known as the heart of the Coral Triangle and is a popular destination for scuba divers and snorkelers.
Fragile corals grow in extremely shallow water in Komodo National Park, Indonesia. This part of the Coral Triangle is known for its high marine biodiversity and is a popular destination for scuba divers and snorkelers.
Fast-growing corals (Acropora sp.) are being grown by scientists in the Caribbean Sea. Once they reach a certain size they will be planted on a reef that has been previously damaged.
A Wonderpus, Wunderpus photogenicus, hunts for prey on the sandy seafloor in Lembeh Strait, Indonesia.
A loggerhead sea turtle, Caretta caretta, swims over a deep coral reef on Turneffe Atoll, Belize.
Healthy corals grow on a vibrant reef in Raja Ampat, Indonesia.
Detail of a sponge growing on a reef in Lembeh Strait, Indonesia.
Perito Moreno Glacier, UNESCO World Heritage Site, around El Calafate, Santa Cruz province, Patagonia, Argentina, South America
Perito Moreno Glacier, UNESCO World Heritage Site, around El Calafate, Santa Cruz province, Patagonia, Argentina, South America
Argentino Lake and Perito Moreno Glacier, UNESCO World Heritage Site, around El Calafate, Santa Cruz province, Patagonia, Argentina, South America
Glacial iceberg detail from ice calved off the LeConte Glacier, Southeast Alaska, Pacific Ocean, United States of America, North America
Aerial of Pia glacier, Tierra del Fuego, Chile, South America
Icebergs near the Antarctic Peninsula during the summer months, Antarctica, Southern Ocean, Polar Regions
First year sea ice forming floes in Antarctic Sound, Southern Ocean, Polar Regions
Polar Bear on Arctic Ice, Svalbard, Norway, Arctic Ocean, Polar Regions
Adult dovekies (Little Auk) (Alle alle) at their breeding site amongst scree slopes at Rubini Rock, Tikhaya Bay, Hooker Island, Franz Josef Land, Russia, Arctic Ocean, Eurasia
Tabular icebergs in and around the Weddell Sea during the summer months, Antarctica, Southern Ocean, Polar Regions
Southern elephant seals (Mirounga leonina), hauled out for their annual catastrophic molt (moult) on the beach at Snow Island, Antarctica, Polar Regions
An adult polar bear (Ursus maritimus) leaping from ice floe to ice floe in the Svalbard Archipelago, Norway, Arctic, Europe
A curious young polar bear (Ursus maritimus) on ice floe in the Svalbard Archipelago, Norway, Arctic, Europe
Aerial of the Eqi glacier, Western Greenland, Denmark, Polar Regions
Aerial of the Eqi glacier, Western Greenland, Denmark, Polar Regions
Aerial of the Eqi glacier, Western Greenland, Denmark, Polar Regions
Aerial of the Eqi glacier, Western Greenland, Denmark, Polar Regions
Aerial of the Eqi glacier, Western Greenland, Denmark, Polar Regions
A curious young polar bear (Ursus maritimus) approaches the National Geographic Explorer in the Svalbard Archipelago, Norway, Arctic, Europe
A curious young polar bear (Ursus maritimus) approaches the National Geographic Explorer in the Svalbard Archipelago, Norway, Arctic, Europe
Ice crystals, Science Center, Ilulissat Icefjord, UNESCO World Heritage Site, Western Greenland, Denmark, Polar Regions
Ice crystals, Science Center, Ilulissat Icefjord, UNESCO World Heritage Site, Western Greenland, Denmark, Polar Regions
Science center, Ilulissat Icefjord, UNESCO World Heritage Site, Western Greenland, Denmark, Polar Regions
Floating icebergs, Ilulissat Icefjord, UNESCO World Heritage Site, Western Greenland, Denmark, Polar Regions
Floating icebergs, Ilulissat Icefjord, UNESCO World Heritage Site, Western Greenland, Denmark, Polar Regions
Floating icebergs, Ilulissat Icefjord, UNESCO World Heritage Site, Western Greenland, Denmark, Polar Regions
Aerial of the Ilulissat Icefjord, UNESCO World Heritage Site, Western Greenland, Denmark, Polar Regions
Aerial of the Ilulissat Icefjord, UNESCO World Heritage Site, Western Greenland, Denmark, Polar Regions
Aerial of the Ilulissat Icefjord, UNESCO World Heritage Site, Western Greenland, Denmark, Polar Regions
Floating icebergs in the Nuuk Icefjord, Western Greenland, Denmark, Polar Regions
Spectacular iceberg in the Nuuk Icefjord, Western Greenland, Denmark, Polar Regions
Aerial of a glacier, Kulusuk, Greenland, Denmark, Polar Regions
Aerial of Axel Heiberg island, Nunavut, Canadian Arctic, Canada, North America
Aerial of Axel Heiberg island, Nunavut, Canadian Arctic, Canada, North America
Polar bear (Ursus Maritimus) on Axel Heiberg island, Nunavut, Canadian Arctic, Canada, North America
Hole in an iceberg, Belcher island, Devon island, Nunavut, Canadian Arctic, Canada, North America
Belcher glacier, Devon island, Nunavut, Canadian Arctic, Canada, North America
Belcher glacier, Devon island, Nunavut, Canadian Arctic, Canada, North America
Iceberg on Belcher island, Devon island, Nunavut, Canadian Arctic, Canada, North America
Dramatic clouds, Devon island, Nunavut, Canadian Arctic, Canada, North America
Iceberg on Belcher island, Devon island, Nunavut, Canadian Arctic, Canada, North America
Belcher glacier, Devon island, Nunavut, Canadian Arctic, Canada, North America
Belcher glacier, Devon island, Nunavut, Canadian Arctic, Canada, North America
Belcher glacier, Devon island, Nunavut, Canadian Arctic, Canada, North America
Aerial of an iceberg in the Nuuk Icefjord, Western Greenland, Denmark, Polar Regions
Aerial of an iceberg in the Nuuk Icefjord, Western Greenland, Denmark, Polar Regions
Aerial of an ice arch in the Nuuk Icefjord, Western Greenland, Denmark, Polar Regions
Aerial of an ice arch in the Nuuk Icefjord, Western Greenland, Denmark, Polar Regions
Aerial of the Nuuk Icefjord, Western Greenland, Denmark, Polar Regions
Arctic desert around Grise Fjord, most northern community in America, Nunavut, Canadian Arctic, Canada, North America
Chunks of ice on a rocky beach, Baffin island, Nunavut, Canadian Arctic, Canada, North America
Algae on an ice block, Baffin island, Nunavut, Canadian Arctic, Canada, North America
African elephant (Loxodonta africana) at waterhole, Nxai Pan National Park, Botswana, Africa
Northern rockhopper penguins (Eudyptes moseleyi) covered in spilled oil from the wreck of the MS Oliva, Nightingale island, Tristan da Cunha Group, South Atlantic Ocean
Northern rockhopper penguin (Eudyptes moseleyi) covered in spilled oil from the wreck of the MS Oliva, Nightingale island, Tristan da Cunha Group, South Atlantic Ocean