Click Here for More Images from iStock- 15% off with coupon 15FREEIMAGES 
Green algae pollution on a surface of the lake
Cerkezkoy-Tekirdag Wastewater Treatment Plant, a project consisting of advanced filtration and disinfection plant, warehouses and pumping stations with advanced treatment technology.
mosquito fern
Passenger Trains Approaching a Whitby-Ontario Station,Canada
Green algae on the rocks at low tide. Seaweed in the sea.
Sewage Treatment Plant near a nature reserve and the ocean in Denmark. Environmental conservation and preservation of clean waters resources is high priority and the Scandinavian countries are at the forefront in development of sustainable solutions for waste water treatment to secure a clean earth for future generations. Besides the waste products are recycled for energy production as green biofuel ultimately leading to decreased CO2 emission, global warming and climate change.
Azolla micropylla land, an aquatic plant can be used to feeding animal
Aerial photo of trout fish farm
Green algae on the seabed (Ulva, Enteromorpha, Cladophora). Underwater landscape, Black Sea
Green Algae Goo Sludge on Pond Surface Detail - Detail of organic material with vibrant green colors.
Crack land drought and environment crisis concept.
spring landscape
La Jolla beach at low tide
Macro shot of bright cyan-colored crystals contrasting with a dark rocky terrain.
green algae in the coastal waters of the Baltic Sea
Natural gas power plant, 1,000-megawatt natural gas-fired, facility located southeast of the City of Sacramento, Sacramento County.
New South Wales, Australia
Texture from Common Duckweed on water. Natural green texture. Lemna perpusilla Torrey. Green leaf Duckweed. Natural background. Green leaves of plant. Aquatic plant on water. Natural pattern
Ranunculus aquatilis, common water-crowfoot, white water-crowfoot in the river Semois, Semoy, Sesbach, Ardennes, Wallonia
Modern biogas, biomass plant and garbage disposal, aerial view.
Aerial shot of a data center for cryptocurrency mining, cloud services and AI computing in a large, temperature controlled warehouse in a remote location in Stutsman County, North Dakota.
Common duckweed, Lemna minor, covering the water surface of a small pond
Biogas plant and farm in park or green space in Toronto, Canada. Renewable energy from biomass such as organic food waste and zoo manure. Storage tank for biogas and power produce.
drone view on green plants in lake in Bahia Brazil
A continuous layer of floating algae Lemna and Wolffia on the surface of a eutrophic lake, Ukraine
Cerkezkoy-Tekirdag Wastewater Treatment Plant, a project consisting of advanced filtration and disinfection plant, warehouses and pumping stations with advanced treatment technology.
Landscape of industrial part of Amsterdam from the top view in springtime.
May Blossom, Hawthorn, spring, South Downs
The lake or river bloomed and small green algae and ooze multiplied in it. The concept of a natural disaster and the release of harmful substances into the water and ecosystem disturbance
Aerial view of Awancang Wetland(阿万仓湿地) in Gansu Province, China
Free Images: "bestof:Naturalis Biodiversity Center - L.4003338 - Spirulina thermalis Kütz. - Algae - Plant type specimen.jpeg artwork Dimensions artwork Document type Algae"
Terms of Use   Search of the Day