Amerta
Vol. 30 No. 1 (2012)

YOUNGER TOBA TEPHRA 74 KYA: IMPACT ON REGIONAL CLIMATE, TERRESTIAL ECOSYSTEM, AND PREHISTORIC HUMAN POPULATION

Noerwidi, Sofwan (Unknown)



Article Info

Publish Date
23 Jan 2012

Abstract

Abstrak. Tephra Danau Toba yang Lebih Muda (74 Kya): Efeknya pada Iklim Regional, Ekosistem Darat, dan Populasi Manusia Prasejarah. Salah satu aktivitas vulkanik terbesar yang diperkirakan menjadi penyebab musim dingin vulkanik yang sangat dahsyat pada periode Kuarter adalah letusan Toba pada 74 ka, di Sumatra Utara, Indonesia. Berdasarkan pada teori bencana Toba,hal itu mengakibatkan musnahnya hampir seluruh populasi manusia, dan membentuk bottleneck yang terekam pada gen yang diturunkan di seluruh populasi manusia saat ini. Tulisan ini membicarakan tentang erupsi Toba serta pengaruhnya pada perubahan lingkungan flora, fauna, dan manusia berdasarkan pada hasil penelitian terdahulu. Kata kunci: aktivitas vulkanik, perubahan iklim, populasi manusia Abstract. One of the largest volcanic activity which predicted was caused terrible volcanic winterin Quaternary period is the Toba eruption in 74 ka, Northern Sumatra, Indonesia. According to theToba catastrophe theory by some scholars, it had a global consequence of killing most humans whoalive and creating of a population bottleneck that affected the genetic inheritance of all living humans today. This paper will discuss about Toba eruption and also its impact for vegetal, animal, and human environmental change based on previous research. Keywords: volcanic activity, climatic change, human population

Copyrights © 2012






Journal Info

Abbrev

amerta

Publisher

Subject

Religion Arts Humanities Languange, Linguistic, Communication & Media Social Sciences

Description

Starting at Volume 40 Number 2 December 2022, AMERTA’s objective is to promote the wide dissemination of the results of systematic scholarly inquiries into the broad field of archaeological research in proto-history and history chronology themes in the Indonesian Archipelago. The primary, but not ...