Hierve el Agua (the water boils), hot springs, water rich in minerals bubbles up from the mountains and pours over edge, Oaxaca, Mexico, North America

Hot air ballooning over fields of sunflowers in the early morning, Charente, France, Europe

Hot mud, Vulcanetti di Macalube, Sicily, Italy, Europe

Hot air balloon suspended over the Theban necropolis and houses of Luxor, Thebes, Egypt, North Africa, Africa

Hot air balloons rising into the dawn sky above Goreme, Cappadocia, Anatolia, Turkey, Asia Minor, Eurasia

Park Avenue, Arches National Park, Moab, Utah, United States of America, North America

Hierve el Agua (the water boils), hot springs, Oaxaca, Mexico, North America

Hot air balloon and rock formations at dawn, Valley of the Gods, Utah, United States of America, North America

Hot spring pool at Brilliant Spa and Resort in Kunming, China, Asia

Hot geisers in Iceland

Looking down from hot air balloon, near Goreme, Cappadocia, Anatolia, Turkey, Asia Minor, Asia

The Mammoth Site, Hot Springs, South Dakota, United States of America, North America

Nathans Famous Hot Dogs, Coney Island, Brooklyn, New York City, United States of America, North America

Hot air balloon tour, Gerona, Catalonia, Spain, Europe

Travertine calcite deposits on the Canary Spring terraces, Mammoth Hot Springs and Terraces, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America

Looking down from hot air balloon, near Goreme, Cappadocia, Anatolia, Turkey, Asia Minor, Asia

Hierve el Agua (the water boils), hot springs, Oaxaca, Mexico, North America

Hot spring pool with flowers at Brilliant Spa and Resort in Kunming, China, Asia

The Mammoth Site, Hot Springs, South Dakota, United States of America, North America

The Mammoth Site, Hot Springs, Black Hills, South Dakota, United States of America, North America

Hot Stone Treatment

Nathans Famous Hot Dogs, Coney Island, Brooklyn, New York City, United States of America, North America

Pinks Hot Dogs, an LA Institution, La Brea Boulevard, Hollywood, Los Angeles, California, United States of America, North America

Hot air ballooning over rock formations, Cappadocia, Anatolia, Turkey, Asia Minor, Asia

Minerva Spring, Mammoth Hot Springs, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America (USA), North America

Hot air ballooning above the Loire River, Blois region, Pays de Loire, France, Europe

Hierve el Agua (the water boils), hot springs, water rich in minerals bubbles up from the mountains and pours over edge, Oaxaca, Mexico, North America

Hot stones massage,

Young woman enjoying bathing in hot spring, Blue Lagoon, Iceland, Polar Regions

Hot air balloons, Albuquerque, New Mexico, United States of America, North America

Steam from hot springs and snow-free hot ground in Midway Basin in winter, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America (U.S.A.), North America

Crowded beach at Portinatx, Ibiza, Baleares, (Spain)

Mammoth Hot Springs, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America

Hot geisers in Iceland

Hot air balloons suspended over green fields and palm trees near Luxor, Thebes, Egypt, North Africa, Africa

Hierve el Agua (the water boils), hot springs, water rich in minerals bubbles up from the mountains and pours over edge, Oaxaca, Mexico, North America

Beach on a hot day, Southsea, Hampshire, England, United Kingdom, Europe

Natural hot springs and waterfall at Hammamat Ma' In, Jordan, Middle East

Geothermal steam vents, Iceland, Polar Regions

Hot stones massage,

Taunggi hot air balloon festival, Taunggi, Myanmar (Burma), Asia

Tabacon lodge and hot springs in Arenal Volcano National Park, Costa Rica, Central America

Vulcanologist at work, La Fournaise volcano, island of Reunion, Africa

A Border Collie dog amongst Bluebells above Austwick, Yorkshire Dales, UK.

A Border Collie dog amongst Bluebells above Austwick, Yorkshire Dales, UK.

A solar cooker being used to cook food at the offices of WWF India, in Delhi, India.

Magnolia Sugar and Spice Praline Kitchen and Hot Sauce Bar in Royal Street, French Quarter of New Orleans, USA

Colourful hot air balloons in blue sky, Albuquerque, New Mexico, United States of America, North America

Colourful Hot Air Balloons in sky, Albuquerque, New Mexico, United States of America, North America

Colourful hot air balloon being inflated at dusk, Albuquerque, New Mexico, United States of America, North America

Maori women cooking in hot spring, Rotorua, North Island, New Zealand, Pacific

Colourful hot air balloons at the Albuquerque Balloon Fiesta, Albuquerque, New Mexico, United States of America, North America

Bottles of Cajun spicy sauces - Chipolte, Pepper - at Magnolia Sugar and Spice Hot Sauce Bar, French Quarter, New Orleans, USA

Women constructing solar cookers at the Barefoot College in Tilonia, Rajasthan, India. The Barefoot College is a worldwide charity, founded by Bunker Roy, its aims are, education, drinking water, electrification through solar power, skill development, health, women empowerment and the upliftment of rural people. The use of the cookers, vastly reduces the amount of fire wood women have to go out and collect from the forest.

Women welding joints during the construction of solar cookers at the Barefoot College in Tilonia, Rajasthan, India. The Barefoot College is a worldwide charity, founded by Bunker Roy, its aims are, education, drinking water, electrification through solar power, skill development, health, women empowerment and the upliftment of rural people. Solar cookers save women having to walk to the froest to cut down wood for cooking, thus saving the forests, and a daily chore for woman.

Women building solar cookers at the Barefoot College in Tilonia, Rajasthan, India. The Barefoot College is a worldwide charity, founded by Bunker Roy, its aims are, education, drinking water, electrification through solar power, skill development, health, women empowerment and the upliftment of rural people.

Korea - chillis on sale at karakan wholesale food market, seoul

Solar cookers at the Barefoot College in Tilonia, Rajasthan, India. The Barefoot College is a worldwide charity, founded by Bunker Roy, its aims are, education, drinking water, electrification through solar power, skill development, health, women empowerment and the upliftment of rural people. The use of the cookers, vastly reduces the amount of fire wood women have to go out and collect from the forest.

Women welding joints during the construction of solar cookers at the Barefoot College in Tilonia, Rajasthan, India. The Barefoot College is a worldwide charity, founded by Bunker Roy, its aims are, education, drinking water, electrification through solar power, skill development, health, women empowerment and the upliftment of rural people. Solar cookers save women having to walk to the froest to cut down wood for cooking, thus saving the forests, and a daily chore for woman.

Women constructing solar cookers at the Barefoot College in Tilonia, Rajasthan, India. The Barefoot College is a worldwide charity, founded by Bunker Roy, its aims are, education, drinking water, electrification through solar power, skill development, health, women empowerment and the upliftment of rural people. The use of the cookers, vastly reduces the amount of fire wood women have to go out and collect from the forest.

Women welding joints during the construction of solar cookers at the Barefoot College in Tilonia, Rajasthan, India. The Barefoot College is a worldwide charity, founded by Bunker Roy, its aims are, education, drinking water, electrification through solar power, skill development, health, women empowerment and the upliftment of rural people. Solar cookers save women having to walk to the froest to cut down wood for cooking, thus saving the forests, and a daily chore for woman.

Women constructing solar cookers at the Barefoot College in Tilonia, Rajasthan, India. The Barefoot College is a worldwide charity, founded by Bunker Roy, its aims are, education, drinking water, electrification through solar power, skill development, health, women empowerment and the upliftment of rural people.

Women constructing solar cookers at the Barefoot College in Tilonia, Rajasthan, India, demonstrate how hot the device is, by holding a sheet of newspaper which instantly sets on fire in the 300 degree Celcius heat. The Barefoot College is a worldwide charity, founded by Bunker Roy, its aims are, education, drinking water, electrification through solar power, skill development, health, women empowerment and the upliftment of rural people. The use of the cookers, vastly reduces the amount of fire wood women have to go out and collect from the forest.

Women constructing solar cookers at the Barefoot College in Tilonia, Rajasthan, India. The Barefoot College is a worldwide charity, founded by Bunker Roy, its aims are, education, drinking water, electrification through solar power, skill development, health, women empowerment and the upliftment of rural people.

Women constructing solar cookers at the Barefoot College in Tilonia, Rajasthan, India. The Barefoot College is a worldwide charity, founded by Bunker Roy, its aims are, education, drinking water, electrification through solar power, skill development, health, women empowerment and the upliftment of rural people. The use of the cookers, vastly reduces the amount of fire wood women have to go out and collect from the forest.

The Mesquite flat sand dunes in Death Valley which is the lowest, hottest, driest place in the USA, with an average annual rainfall of around 2 inches, some years it does not receive any rain at all.

Solar panels amongst Badland scenery in Death Valley which is the lowest, hottest, driest place in the USA, with an average annual rainfall of around 2 inches, some years it does not receive any rain at all.

Solar panels at the Furnace Creek Visitor Centre in Death Valley. Death Valley is the lowest, hottest, driest place in the USA, with an average annual rainfall of around 2 inches, some years it does not receive any rain at all.

The Mesquite flat sand dunes in Death Valley which is the lowest, hottest, driest place in the USA, with an average annual rainfall of around 2 inches, some years it does not receive any rain at all.

The Muni Seva Ashram in Goraj, near Vadodara, India, is a tranquil haven of humanitarian care. The Ashram is hugely sustainable, next year it will be completely carbon neutral. Its first solar panels were installed in 1984, long before climate change was on anyones agenda. Their energy is provided from solar panels, and wood grown on the estate. Waste food and animal manure is turned inot biogas to run the estates cars and also used for cooking. Solar cookers are also used, and the air conditioning for the hospital is solar run. 70 % of the food used is grown on the estate. They provide an orphanage, schools for all ages, vocational training, care for the elderly, a specialist cancer hospital withstate of the art machinary, and even have a solar crematorium. This shot shows a cook preparing chapatis on a biofuel stove.

The Muni Seva Ashram in Goraj, near Vadodara, India, is a tranquil haven of humanitarian care. The Ashram is hugely sustainable, next year it will be completely carbon neutral. Its first solar panels were installed in 1984, long before climate change was on anyones agenda. Their energy is provided from solar panels, and wood grown on the estate. Waste food and animal manure is turned inot biogas to run the estates cars and also used for cooking. Solar cookers are also used, and the air conditioning for the hospital is solar run. 70 % of the food used is grown on the estate. They provide an orphanage, schools for all ages, vocational training, care for the elderly, a specialist cancer hospital withstate of the art machinary, and even have a solar crematorium. This shot shows solar panels that focus the suns rays on heat exchangers to boil oil, which is then sent down to the kitchens below to heat the cookers.

The Muni Seva Ashram in Goraj, near Vadodara, India, is a tranquil haven of humanitarian care. The Ashram is hugely sustainable, next year it will be completely carbon neutral. Its first solar panels were installed in 1984, long before climate change was on anyones agenda. Their energy is provided from solar panels, and wood grown on the estate. Waste food and animal manure is turned inot biogas to run the estates cars and also used for cooking. Solar cookers are also used, and the air conditioning for the hospital is solar run. 70 % of the food used is grown on the estate. They provide an orphanage, schools for all ages, vocational training, care for the elderly, a specialist cancer hospital withstate of the art machinary, and even have a solar crematorium. This shot shows the solar air conditioning for the Ashram's hospital.

Colourful hot air balloon in sky, Albuquerque, New Mexico, United States of America, North America

Footprints and lizard tracks on the Mesquite flat sand dunes in Death Valley which is the lowest, hottest, driest place in the USA, with an average annual rainfall of around 2 inches, some years it does not receive any rain at all.

Lizard trails on the Mesquite flat sand dunes in Death Valley which is the lowest, hottest, driest place in the USA, with an average annual rainfall of around 2 inches, some years it does not receive any rain at all.

A holiday resort in Sivota, Greece.

Hot air balloon flying over the ancient temples of Bagan (Pagan), Myanmar (Burma), Asia

Solar panels at the Furnace Creek Visitor Centre in Death Valley. Death Valley is the lowest, hottest, driest place in the USA, with an average annual rainfall of around 2 inches, some years it does not receive any rain at all.

An old wagon train at the Harmony Borax works in Death Valley which is the lowest, hottest, driest place in the USA, with an average annual rainfall of around 2 inches, some years it does not receive any rain at all.

Solar panels amongst Badland scenery in Death Valley which is the lowest, hottest, driest place in the USA, with an average annual rainfall of around 2 inches, some years it does not receive any rain at all.

The Mesquite flat sand dunes in Death Valley which is the lowest, hottest, driest place in the USA, with an average annual rainfall of around 2 inches, some years it does not receive any rain at all.

Colourful hot air balloon in sky, Albuquerque, New Mexico, United States of America, North America

Badland scenery at Zabriskie Point at sunset in Death Valley which is the lowest, hottest, driest place in the USA, with an average annual rainfall of around 2 inches, some years it does not receive any rain at all.

Badland scenery at Zabriskie Point in Death Valley which is the lowest, hottest, driest place in the USA, with an average annual rainfall of around 2 inches, some years it does not receive any rain at all.

The Mesquite flat sand dunes in Death Valley which is the lowest, hottest, driest place in the USA, with an average annual rainfall of around 2 inches, some years it does not receive any rain at all.

Austria, Vienna, Cafe Imperial T_Rte

An RV on the road near Badwater which is the lowest point in the USA being 282 feet below sea level in Death Valley. Death Valley is the lowest, hottest, driest place in the USA, with an average annual rainfall of around 2 inches, some years it does not receive any rain at all.

A man dyeing cloth in the dyers souk in Marrakech, Morocco, North Africa, Africa

A dried up creek that when it contains water, supports Pup fish, a highly adapted fish that can tolerate high levels of salt. Death Valley is the lowest, hottest, driest place in the USA, with an average annual rainfall of around 2 inches, some years it does not receive any rain at all.

An old wagon train at the Harmony Borax works in Death Valley which is the lowest, hottest, driest place in the USA, with an average annual rainfall of around 2 inches, some years it does not receive any rain at all.

Food stall selling eggs, Taunggi hot air balloon festival, Taunggi, Myanmar (Burma), Asia

A biofuel boiler that burns wood pellets and a large hot water tank, United Kingdom, Europe

The Mesquite flat sand dunes in Death Valley which is the lowest, hottest, driest place in the USA, with an average annual rainfall of around 2 inches, some years it does not receive any rain at all.

Taunggi hot air balloon festival, Taunggi, Myanmar (Burma), Asia

The Mesquite flat sand dunes in Death Valley which is the lowest, hottest, driest place in the USA, with an average annual rainfall of around 2 inches, some years it does not receive any rain at all.

An old wagon train at the Harmony Borax works in Death Valley which is the lowest, hottest, driest place in the USA, with an average annual rainfall of around 2 inches, some years it does not receive any rain at all.

Colourful rocks from Artists Drive in Death Valley which is the lowest, hottest, driest place in the USA, with an average annual rainfall of around 2 inches, some years it does not receive any rain at all.

Night time parade at Taunggi hot air balloon festival, Taunggi, Myanmar (Burma), Asia

Solar photo voltaic panels and solar thermal panels providing electricity and hot water for a 16th century farm house on Bodmin Moor, Cornwall, England, United Kingdom, Europe

Death Valley is the lowest, hottest, driest place in the USA, with an average annual rainfall of around 2 inches, some years it does not receive any rain at all.