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Good practice Imported

Base Titanium Kwale Mine Biodiversity Corridor & Critically Endangered Species Programme (Kenya)

Kenya · Kwale · See the Kenya profile

Evidence: Descriptive / self-reported Top 90% 27/100 · Ask Evidence Copilot about this practice

Kenya's largest mineral sands mine linked its lease to Gongoni Forest Reserve via a biodiversity corridor, propagating 232,945 trees across 305 species — including 90+ IUCN Red List species — while independent reporting flagged gaps in closure-plan disclosure.

232,945 trees
Trees propagated in the nursery (as of Dec 2022)
305 species
Species propagated (as of Dec 2022)
3,687 trees
Critically Endangered trees propagated (as of Dec 2022)
2,361 trees
Critically Endangered trees planted (as of Dec 2022)
161,563 trees
Trees planted in the field overall (as of Dec 2022)
90+ species
IUCN Red List species propagated for the first time (as of Dec 2022)
1,400+ individuals
Gigasiphon macrosiphon individuals planted in the corridor (as of Dec 2022)
113 species
Bird species recorded on site
Base Titanium Kwale Mine Biodiversity Corridor & Critically Endangered Species Programme (Kenya)

Details

Maturity
Established
Promoter
Base Titanium (Base Resources) / National Museums of Kenya / Kenya Wildlife Service / Kenya Forest Service
Period
2013–2024 (mine operations); rehabilitation ongoing post-closure
Keywords
mineral sands mining, biodiversity corridor, ex-situ propagation, mine closure & rehabilitation

Context

Base Titanium built a biodiversity corridor linking remnant patches of indigenous coastal forest inside its Kwale mineral sands mining lease to the adjacent Gongoni Forest Reserve, working with the National Museums of Kenya, Kenya Wildlife Service and Kenya Forest Service across the mine's 2013-2024 operating life. One of the largest indigenous tree nurseries in East and Central Africa underpins the programme.

Activities

The programme propagates rare and endangered species ex-situ and plants them out in the corridor and wider rehabilitation area.

Results

As of December 2022, the company reported 232,945 trees propagated across 305 species, including 3,687 Critically Endangered trees propagated and 2,361 planted out, and 161,563 trees planted in the field overall. More than 90 IUCN Red List species were propagated for the first time, over 1,400 individuals of the Critically Endangered tree Gigasiphon macrosiphon were planted in the corridor, and independent monitoring by National Museums of Kenya specialists recorded 113 bird species on site.

Conclusions

NEMA publicly praised the land restoration roughly two years after mine closure, and the methodology was documented in a peer-reviewed 2024 international mine-closure conference paper. Set against this, The Standard reported that no comprehensive mine-closure plan, rehabilitation framework or independent environmental audit had been disclosed to affected villagers during decommissioning, and a national audit of Kenyan mining EIAs found sector-wide weaknesses in predicting biological impacts.

Implementation
Indicative cost
High (€500k–€5M) — Not itemised publicly, but supports one of the largest indigenous tree nurseries in East and Central Africa over an 11-year mine life (2013-2024) — implies a high, sustained corporate investment.
Time to results
Long (> 3 years) — Mine operated 2013-2024; NEMA praised restoration progress roughly two years after closure; rehabilitation reported ongoing post-closure.
Staffing & skills
Base Titanium in-house biodiversity/nursery team, National Museums of Kenya (species monitoring), Kenya Wildlife Service, Kenya Forest Service

Conditions for success

  • Corridor design linking the mine lease to an existing forest reserve (Gongoni)
  • Large dedicated ex-situ propagation nursery enabling rare/endangered species work
  • Technical partnership with a national science institution (NMK) for monitoring

Common failure modes

  • The Standard reported no comprehensive mine-closure plan, rehabilitation framework or independent audit was disclosed to affected villagers during decommissioning
  • A national academic audit found sector-wide weaknesses in Kenyan mining EIAs' prediction of biological impacts
  • Propagation/planting counts remain largely company-self-reported rather than independently audited

Where it fits

Governance type
corporate biodiversity offset/rehabilitation, multi-agency technical partnership
Scale
single mine lease + adjacent forest reserve corridor
Income level
lower-middle-income

Commonly funded by

Own resources / municipal budget

Indicative funding routes for practices of this type — always check each programme's current calls and eligibility rules.

Replication kit

Reusable artefacts from this practice — as published by their sources.

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Data sources

Where this practice's information was retrieved from, and when.

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