EcoNews
Vol 6 No 1 (2023): EcoNews

Evaluasi tingkat keberhasilan reklamasi lahan bekas tambang timah di PT Timah Tbk

Nugrahani Trie Ryzzky (Universitas Riau)
Yusni Ikhwan Siregar (Universitas Riau)
Zulkarnain Zulkarnain (Universitas Riau)



Article Info

Publish Date
03 Apr 2023

Abstract

PT Timah Tbk has operated tin mining for ± 45 years. The ratio between disturbed land reclaimed by PT Timah Tbk indicated a bad ratio. The study aims to analyze and evaluate the land reclamation of former tin mines in Air Jangkang Sinar Rembulan, Riding Panjang, Merawang, Bangka, Bangka Belitung Province. The reclamation is important to beneficial for the ecology, social and economic community. The research method used was an assessment of the success rate of reclamation based on a matrix that refers to Minister of Energy and Mineral Resources No. 1827 K/30/MEM/2018. The evaluation was done by comparing the plan and implementation data. Apparently, the overall reclamation is very good in that of backfilling 89%, spreading of top soil 93%, erosion and sedimentation 83%, planting 90%, acid mine water 92%, header closing 100% and maintenance 82%. Canopy cover mine 90%.

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Journal Info

Abbrev

econews

Publisher

Subject

Environmental Science

Description

EcoNews merupakan berkala ilmiah yang memajukan dunia informasi ilmiah hasil penelitian dan tinjauan literatur di bidang lingkungan yang diterbitkan secara berkala dua kali setahun (Maret dan September). Edisi pertama cetak EcoNews dalam bentuk berita lingkungan pada tahun 2011 dan edisi online ...