Environmental conservation

(Upload on October 8 2025) [ 日本語 | English ]

Advanced course in environmental conservation (環境保全学特論)

Mount Usu / Sarobetsu post-mined peatland
From left: Crater basin in 1986 and 2006. Cottongrass / Daylily

HOME > Catalog > Environmental conservation

Version for graduate students

Room# C204-2 (every Tuesday and Friday in the first half of second semester, 13:00-14:30)

A Table of Contents

Introduction (Guidance) はじめに (ガイダンス)
Spatiotemporal pattern and scale (時空間パターンとスケール)
Disturbance (撹乱)
Island biogeography (島の生物地理学)
Community diversity (群集多様性)
Multivariate analysis (多変量解析)
Temporal pattern: Community dynamics and succession (時間パターン: 群集動態と遷移)
References shown in the lecture (参考文献)
Beadrolll (過去帳)
Advanced lecture in natural environment studies (自然環境学総論)
Examination or report (試験またはレポート)

Expected background: Knowing "fundamental ecology" and/or related subjects

Introduction (Guidance)

October 7 2025

What is this lecture?
Flow chart of this lecture
Classification of ecology
Life cycle (life history)

Case of Trillium (Ref. T. kamtschaticum)
MVP (minimum viable population)

Case: Trillium in fragmented forests

Metapopulation

Case: Silver-studded blue butterfly (Plejebus argus) in North Wales
Case: Spatial occurrence and abundance patterns of Maculinea butterflies
Carrying capacity

Pattern and scale

Ecosystem (or biosystem)
Environment
Definitions and criteria of plant community

Flora (floristic composition) - Ex. Mount Koma
Vegetation physiognomy
Strata (sg. stratum)

October 10 2025

Larch forest in Oku-Nikko
Strata of tropical forest with reference to the conservation of mammal species
Herbaceous plant diversities vs strata

Plant community dynamics = spatial and temporal patterns

The problems on pattern and scale in ecology

Complex dynamics in ecology

Toposequence, chronosequence, and permanent plot
Toposequence
Soil moisture (or water depth) gradient
Baidzharakhs (relic mounds)
Chronosequence: Case, Fire history
Permanent plots: Case Mount Usu

Scaling from large to small

Scale-dependent factor

Scale-dependent interactions

Scale-dependent interactions and community structure on cobble beaches
Seasonal shifts in competition and facilitation in subalpine plant communities of the central Caucasus

Global (biome) > Regional > Habitat > Microhabitat

Biome: Precipitation and temperature

How to write the paper for evaluation

In preparation (準備中)