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Microorganisms are pivotal agents in Earth's biogeochemical cycles, significantly influencing climate dynamics through their metabolic activities. These microbes modulate the levels of key greenhouse gases by both contributing to and helping mitigate climate change.Microbial Contributions to Greenhouse Gas EmissionsRising global temperatures accelerate microbial metabolism, which, in turn, speeds up the decomposition of organic matter. This process releases carbon dioxide (CO₂) through...
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Freshwater systems such as streams, rivers, and lakes exhibit distinct physical and biological characteristics that influence their microbial communities. These environments are broadly categorized into lotic systems—those with flowing waters like streams and most rivers—and lentic systems, which include still or slow-moving waters such as lakes, ponds, and marshes.In lentic systems, phytoplankton drive primary production, generating autochthonous organic carbon. In contrast, lotic...
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Seagrass meadows in a globally changing environment.

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Area of Science:

  • Marine ecology
  • Ecosystem services
  • Environmental change

Background:

  • Seagrass meadows are declining globally at an alarming rate.
  • Water quality and local stressors threaten seagrass viability.
  • Understanding seagrass interactions with environmental change is critical.

Discussion:

  • Investigating the impact of poor water quality on seagrass resilience.
  • Analyzing the effects of environmental change on food web trophic interactions.
  • Examining long-term drivers of seagrass change and anthropogenic influences.

Key Insights:

  • Seagrass meadows are crucial providers of ecosystem services.
  • Environmental change significantly impacts seagrass ecosystem resilience.
  • Socio-economic consequences of seagrass loss are substantial.

Outlook:

  • Future conservation requires understanding seagrass responses to environmental change.
  • Developing resilient seagrass management strategies is essential.
  • Integrating human dimensions into social-ecological systems for seagrass conservation.