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Green glowing abstract background

Water pollution by blooming blue-green algae - Cyanobacteria is world environmental problem. Water bodies, rivers and lakes with harmful algal blooms. Ecology concept of polluted nature.

green river water caused by microalgae growth. microorganisms in a pond in summer give the water a green color. The surface of green water. Tropical green water textures.

Leaves of a water lily in a lake in a public park - Østre Anlæg in the center of Copenhagen. The lake is originally part of the fortification of Copenhagen and today it is beloved park. The water lily is a common water plant in Denmark

String Algae, ludwigia and duckweed, weaving in the flow of water in the swamp, Loop Road, Big Cypress National Preserve, Florida

Above view of Algae in river Corrib, Wild Atlantic Way, Galway, Ireland.

Aerial view of vibrant green algae in water, creating an interesting texture and pattern. Nature's beauty and complexity on display.

Bloom of the bluegreen alga Microcystis due to over fertilization

Turkey Landscape Photo

Algae bloom on the Havel River, Brandenburg-State

Blue-green algae (Cyanobacteria) blooming in polluted water. Photosynthetic bacteria organisms grow in rivers or lakes. A close-up.

aquatic plants

Aquatic plant - elodea in aquarium. Selective focus.

Dirty water lake pollution no oxygen

macro view of the vibrant-green water micro vegetation lying on the water surface of a little drain

Green Algae Goo Sludge on Pond Surface Detail - Detail of organic material with vibrant green colors.

green swamp algae still water lake with gas bubble

Fish in clear lake

Abstract textured background with wavy patterns in shades of green and gold, creating a serene natural atmosphere.

Algae in the Polluted Water

Swamp water in the tank. Lots of green water. Facilities for water purification in the city. Tina in the swamp.

Water algae close-up; wet green alga fibers at white cardboard; full 1:1 macro;

Pistia stratiotes - swims among aquatic plants rootless duckweed (Wolffia arrhiza) and duckweed (Lemna turionifera), pond

Close up of algae growing on a pond in the summer

algae blooms cover the pool

Kelp in the summer ocean at the arctic coast in the fjord at Nuuk the capital in Greenland

Long river algae flooded with clear transparent water of a fast mountain river with a rocky bottom during the autumn flood rushing after the stream forms a unique picture of wild nature

Closeup of moss on the rock's surface, bryophyta

Dirty and polluted water surface

Dramatic landscape in Ruoergai National Wetland Park, China

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