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(Upload on November 15 2024) [ 日本語 | English ]

General lecture in natural environment studies (自然環境学総論)






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

[ Objectives | Syllabus | Guidance | Content (My turn) | References | Links | Exam. ]

Introduction

Room: D102 (Tue and Fri 10:30-12:00)

Instructors (Inquiry)
Shiro TSUYUZAKI (2283. )
Junjiro NEGISHI (3355. negishi_at_ees.hokudai.ac.jp)
Tomonori SATOH (2288. t_sato_at_ees.hokudai.ac.jp)

Related seminar: Symbiosis in nature 		GIF

Objectives

Course objectives
To understand the basic concept of the development of ecosystems and environments, including climate.
Course Goals
Understanding the developmental patterns of environments and ecosystems based on field measurements and modeling.

Syllabus

  • Guidance (Terrestrial ecosystem and climate)
Negishi
  • Controlling factors of ecosystem structure
  • Food web and material cycling
  • Ecosystem response to environmental fluctuations
Sato
  • Solar radiation and climate
  • Energy budget at land surface
  • Atmospheric boundary layer and regional climate
  • Land surface processes and climate
Tsuyuzaki
  • Photosynthesis and primary production
  • Estimation of primary production
  • Ecosystem responses to global warming
  • Fundamental concept of modeling on temporal ecosystem changes

Content (My turn)

October 4
Guidance: Terrestrial ecosystem (生態系) and climate (気候)
Attention
The applicants must attend the first lecture, because the lecture schedule and/or room will be changed, depending on the number of attendants, etc. If you cannot attend it, give us the notice.
Section: Terrestrial ecosystems
Human disturbances (人為撹乱)
Ecosystem (生態系)
Landscape unit (景観単位)
Biome (バイオーム) Lifeform (生活型)
Net energy balance
November 1
Global climate and the distribution of plant biomes
Photosynthesis
Water (水) and root (根)
Light (光) and leaf

Efficiency

Temperature and seed germination

Plant

Allocation
Tradeoff

November 5
Seed dispersal
Estimation of primary production - global scale

Platform and sensor

Remote sensing (リモセン)

Importance of the characteristics of sensors

NDVI

Light reflection patterns on green plants, soils, and water
Vegetation index (LANDSAT-MSS)

Mount Pinatubo

Geographical information system (GIS)

Overlay
Seasonality
Biome map
Relationship between NDVI and body size

EVI (enhanced vegetation index)
Primary production

NDVI and production
Net biome production

Matter cycle (物質循環)
Food web (食物網) and trophic level

Keystone species (キーストーン種)
Umbrella species (傘種)

November 15
Estimation of productivity with fine scale

Field measurements (野外測定)

Carbon flux

Micro-climatological approach
Ecological approach

Allometry (相対成長) Skislope (スキー場)
November 17
Warming experiments (温暖化実験)
Models on ecosystem changes
Ecosystem responses to global warming with fine scale
Ecosystem responses to global warming with global scale
Fundamental concept of modeling on temporal ecosystem changes
(As a bonus) Pseudo-alpine zone

Examination (試験)

Q. Read P the report assignment , and answer correctly.
The deadline is December 20 2024 (closed)
 Then, check Attention for exam and report.
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