Environmental Photographer of the Year 2021 winners have been revealedPublished10 November 2021Image source, MICHELE LAPINIImage caption, This image shows a house submerged in water due to the flooding of the River Panaro in the Po Valley. The conditions were caused by heavy rainfall and melting snow.Image source, ASHRAFUL ISLAMImage caption, Extreme droughts in Bangladesh have affected both humans and animals. This picture shows flocks of sheep looking for grass among the cracked soil.Image source, SANDIPANI CHATTOPADHYAYImage caption, Irregular monsoon seasons and droughts cause algal bloom on India's Damodar river. Algal blooms stops light from getting through the surface and prevents oxygen absorption by the organisms living in the water, impacting human health and habitats in the area.Image source, ROBERTO BUENOImage caption, This chestnut tree forest in Spain is managed by wood owners in a sustainable way. They cut down trees in specific sections and leave smaller areas with trees in the middle of these that help the natural reforestation of the wood.Image source, SUBRATA DEYImage caption, This image shows a child sitting on a ladder in a plastic bottle recycling factory in Chittagong, Bangladesh. Plastic recycling helps protect the environment from plastic pollution and greenhouse gas emissions. However, the collection and sorting of plastic in Bangladesh is largely done by hand.Image source, AZIM KHAN RONNIEImage caption, This image shows workers surrounded by thousands of incense sticks in Quang Phu Cau village in Hanoi, Vietnam. Incense has been made using traditional methods in the country for hundreds of years and they play an important part in the spiritual lives of Vietnamese people.Image source, SIMONE TRAMONTEImage caption, This is a picture of a photobioreactor at a facility in Reykjanesbaer, Iceland. It produces sustainable astaxanthin products using clean geothermal energy. Iceland has switched from using fossil fuels to getting 100% of its electricity and heat from renewable sources.Image source, ASHRAFUL ISLAMImage caption, These boatmen were photographed fishing in a river in Sirajgong, Bangladesh. Algae builds up filling the whole river, then many boatmen go to fish in the water.Image source, GIACOMO D`ORLANDOImage caption, This image was taken in Italy. It shows Nemo's Garden which represents a system of agriculture which focuses on areas where environmental conditions make plant growth extremely difficult. The project aims to make underwater farming a eco-friendly solution to the increasing climate-change pressures the world faces.More on this storyUK government pledges £290m to countries most affected by climate changePublished8 November 2021Climate change: What is it?Published20 January 2020'Hear how climate change affects my country' Video, 00:03:33'Hear how climate change affects my country'Published10 November 20213:33