Fungus fights oxygen-sucking water weed

In parts of the South, there are stories about an invasive floating weed, which forms such a dense mass that it enables small animals to walk across water.

The limits of rainforest growth

Trees are seen as saviors in an era of climate change. Via their leaves, they absorb carbon dioxide and transform the greenhouse gas into oxygen and biomass. According to estimates by the International Panel on Climate Change ...

New study: Ocean temperature 'surprises' becoming more common

August 5, 2019—A new study published this week shows how marine ecosystems around the world are experiencing unusually high ocean temperatures more frequently than researchers previously expected. These warming events, ...

Mastering metabolism for shark and ray survival

Understanding the internal energy flow—including the metabolism—of large ocean creatures like sharks and rays could be key to their survival in a changing climate, according to a new study.

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Ecosystem

An ecosystem is a natural unit consisting of all plants, animals and micro-organisms (biotic factors) in an area functioning together with all of the physical (abiotic) factors of the environment. An ecosystem is a unit of interdependent organisms which share the same habitat. Ecosystems usually form a number of food webs which show the interdependence of the organisms within the ecosystem.

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