Hyperaccumulator Plants
nounPronunciation: /ˌhaɪpərˈækjuːmjuleɪtər plɑːnts/
Plant species that concentrate heavy metals from soil into their tissues at concentrations 100-1000 times higher than typical plants, and are used in phytoremediation to extract contaminants from mining-impacted soils. These plants tolerate extreme metal toxicity and transfer pollutants from soil into harvestable biomass.
Plain English
Plants that absorb and store unusually high levels of toxic metals from contaminated mine soils for environmental cleanup.
Etymology & History
Usage
"The reclamation project deployed hyperaccumulator plants like Thlaspi caerulescens to extract cadmium from metal-enriched mine tailings over multiple growing seasons."
Style guide notes: Use scientific species names in parentheses when first mentioning specific hyperaccumulator species for botanical precision.
Also known as
Related Terms
Frequently Asked Questions
How effective is phytoremediation using hyperaccumulators for mine reclamation?
Effectiveness depends on metal types, soil concentrations, climate, and timeframe; typically slower than chemical treatment but cost-effective for moderate contamination over years.
What happens to harvested hyperaccumulator biomass containing metals?
Harvested biomass requires proper disposal as hazardous waste, incineration for metal recovery, or specialized processing to prevent secondary environmental contamination.
Why Test Candidates on This?
Hyperaccumulator plants represent advanced reclamation techniques assessed primarily in specialist environmental remediation and ecological restoration competency evaluations.
Required skill level: Expert