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Future
Algae is a promising alternative fuel that could help solve the energy crisis. It grows quickly without using farmland or fresh water and can be turned into clean biodiesel. Unlike crops used for fuel, algae doesn’t compete with food production, making it a more ethical and environmentally friendly option.
Bio-ethics
Who is affected?
Small aquatic organisms (fish larvae, shellfish) that feed on algae.
Larger predators dependent on those smaller species.
Humans through reduced fish stocks, poorer water quality, and loss of algae-based products.
Entire ecosystems that rely on algae for balance.
Risks of harm or misuse:
Lower oxygen levels in water and air if algae are removed in large amounts.
Disruption of the food chain and decline in biodiversity.
Worsening water quality, including harmful algal blooms and nutrient imbalance.
Challenged values/beliefs:
Many ecologists see large-scale algae use as unethical if it damages ecosystems.
Concerns about triggering harmful chain reactions in the environment.
Supports the belief that resources should be managed to protect ecological balance and sustainability.
Da graph
Algae is by far the highest-yielding source, producing nearly 1200 gallons per acre—about double that of oil palm and far more than any terrestrial crop.
Main takeaway:
Algae can produce dramatically more oil per acre than traditional crops, making it a potentially far more efficient biofuel source. However, as your earlier notes discussed, large-scale algae harvesting carries ecological risks.
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