5 Ergebnisse.

Aquatic ecosystem refers to the ecosystem of a waterbody and encompasses both marine and freshwater ecosystems. Marine ecosystems encompass oceanic ecosystems as well as ecosystems of salt marshes, estuaries, lagoons, mangroves, and coral reefs. It may differ both in terms of salinity and biodiversity from freshwater ecosystems, which encompass wetland, river, lake, and pond ecosystems. Many abiotic factors determine the biodiversity of such e...

Aquatic ecosystems are vast reserves of water biodiversity, essential for the maintenance of ecological balance in the environment. Aquatic ecosystems are primarily of two types- marine and freshwater. All water bodies are part of the aquatic ecosystem. They are essential for recycling of nutrients, purification of water, flood attenuation, recharge of groundwater and provision of habitat for different species of animals and plants. The health...

Aquaculture engineering is an emerging field of study. It aims to device new and sustainable techniques for aquaculture and its management. Some of the most widely practiced forms of aquaculture include fish farming, mariculture, shrimp farming, etc. This book brings forth some of the most innovative concepts and elucidates the unexplored aspects of aquaculture engineering. Some of the diverse topics covered in this book address the varied bra...

School's out-and these sunny doodles will make long, lazy days a little brighter! Perfect for planes, trains, and automobiles, this collection of cool doodles includes wacky postcards to fill in, crazy route maps to scribble on, and passport pages for the wildest of vacation destinations. From designing the most amazing ice-cream sundae ever to creating a dream theme park, this is a fun-filled way to unleash kids' creative talents.