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Related Concept Videos

Biofuels01:25

Biofuels

The microbial conversion of organic matter into biofuels holds potential as a renewable energy source. Among biofuel sources, microalgae are recognized as a highly efficient and adaptable feedstock for biodiesel production, owing to their rapid biomass accumulation, elevated lipid productivity, and capacity to proliferate in diverse aquatic systems, including freshwater, marine, and wastewater habitats. Unlike terrestrial crops, microalgae do not compete for land and can achieve significantly...
Environmental Applications of Microorganisms01:30

Environmental Applications of Microorganisms

Microorganisms play a pivotal role in maintaining ecosystem balance by recycling essential elements such as carbon, nitrogen, and phosphorus, as well as supporting processes like bioremediation, wastewater treatment, and biofuel production.Microbes in Elemental CyclesIn the carbon cycle, microorganisms decompose organic matter, releasing carbon dioxide via aerobic respiration. This carbon dioxide is subsequently used by photosynthetic organisms to synthesize organic compounds, closing the...
Bioremediation00:46

Bioremediation

Bioremediation is the use of prokaryotes, fungi, or plants to remove pollutants from the environment. This process has been used to remove harmful toxins in groundwater as a byproduct of agricultural run-off and also to clean up oil spills.
What is Biodiversity?01:19

What is Biodiversity?

Biodiversity describes the variety of living things at multiple organizational levels: genetic, species and ecosystem diversity. Species diversity includes all branches of the evolutionary tree from single-celled prokaryotic organisms, bacteria, and archaea, to the eukaryotic kingdoms: plants; animals; fungi; and protists. To date, there have been about 1.75 million species identified, and new species are discovered every week.
Biodiversity and Human Values01:24

Biodiversity and Human Values

Human civilization relies on biodiversity in many ways. Sudden changes in species biodiversity result in environmental changes that can modify weather patterns and therefore human civilizations.
Threats to Biodiversity01:50

Threats to Biodiversity

There have been five major extinction events throughout geological history, resulting in the elimination of biodiversity, followed by a rebound of species that adapted to the new conditions. In the current geological epoch, the Holocene, there is a sixth extinction event in progress. This mass extinction has been attributed to human activities and is thus provisionally called the Anthropocene. In 2019 the human population reached 7.7 billion people and is projected to comprise 10 billion by...

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Related Experiment Video

Updated: May 30, 2026

Transcript and Metabolite Profiling for the Evaluation of Tobacco Tree and Poplar as Feedstock for the Bio-based Industry
10:50

Transcript and Metabolite Profiling for the Evaluation of Tobacco Tree and Poplar as Feedstock for the Bio-based Industry

Published on: May 16, 2014

Biofuels and biodiversity.

John Wiens1, Joseph Fargione, Jason Hill

  • 1PRBO Conservation Science, 3820 Cypress Drive #11, Petaluma, California 94954, USA. jwiens@prbo.org

Ecological Applications : a Publication of the Ecological Society of America
|July 22, 2011
PubMed
Summary
This summary is machine-generated.

Liquid biofuel production aims to reduce foreign oil dependence and greenhouse gas emissions. However, its expansion impacts biodiversity, necessitating careful land use planning and development of sustainable feedstocks.

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Area of Science:

  • Agricultural Science
  • Environmental Science
  • Ecology

Background:

  • Growing demand for liquid biofuels is driven by energy security, economic development, and environmental concerns.
  • Biofuel production expansion has significant implications for biodiversity, contingent on feedstock type and land use patterns.
  • Current production primarily utilizes existing agricultural lands, with future growth potentially encroaching on marginal lands and conservation areas.

Purpose of the Study:

  • To analyze the implications of increasing liquid biofuel production on biodiversity.
  • To explore strategies for mitigating negative impacts and promoting coexistence between biofuel development and biodiversity conservation.
  • To evaluate the role of land use, feedstock selection, and economic incentives in balancing competing land use demands.

Main Methods:

  • Review of current biofuel production trends and land use requirements.
  • Analysis of the effects of different biofuel feedstocks on biodiversity.
  • Examination of policy implications, including conservation programs and economic incentives.
  • Assessment of landscape heterogeneity and its role in biodiversity support.

Main Results:

  • Expansion of biofuel production, particularly corn ethanol, has already led to the loss of conservation lands (Conservation Reserve Program - CRP).
  • Marginal lands and former agricultural lands are increasingly considered for biofuel feedstock cultivation, posing risks to existing habitats.
  • Strategies like improving landscape heterogeneity and utilizing residues/wastes can enhance biofuel-biodiversity coexistence.
  • Comprehensive cost-benefit analyses are crucial for directing incentives effectively.

Conclusions:

  • Balancing biofuel production with biodiversity conservation requires strategic land-use planning and feedstock selection.
  • Encouraging feedstocks with high energy returns and minimal land requirements (e.g., residues, wastes) is vital.
  • Incentives should support land-use practices that benefit both energy production and biodiversity protection, informed by thorough cost-benefit analyses.