CIVENG 2J04 Lecture Notes - Overfishing, World Trade Organization, Persistent Organic Pollutant

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CE2J04 LECTURE1
DR P. COULIBALY 1
ECOSYSTEMS
Chapter 4 (Davis & Masten)
Chapter 1 (Wright & Nebel)
Introduction to Notions of: Sustainability,
Stewardship and Sound Science
Dr. P. Coulibaly - Lecture 1
2
Major Topics:
Ecosystem & Processes
Inter-relationships among: Environment,
Human, Living species
Fundamental of Geology / Soil in Civ. Eng.
Seismology / Earthquake
Water Resources / Hydrology, Water
pollution
Geo-Environmental Eng.: Site monitoring
& remediation
Dr. P. Coulibaly - Lecture 1
3
What Are Ecosystems ?
Ensemble of species (plants, animals,
microbes ) in a given area (forest,
grassland, lake, ocean )
Biotic (or living) community in a specific
environment.
Dr. P. Coulibaly - Lecture 1
4
Ecology
Study of ecosystems +
interactions among organisms &
their environment
Including abiotic (or non living)
factors: water, air, soil type,
temperature, wind, sun light, etc
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CE2J04 LECTURE1
DR P. COULIBALY 2
Dr. P. Coulibaly - Lecture 1
5
What is the most influential abiotic
factor?
Water
Air
Temperature
Sunlight
Dr. P. Coulibaly - Lecture 1
6
Importance of Ecosystem
Support Human Life, Economy,
Agriculture, etc
Sustain Biodiversity
Dr. P. Coulibaly - Lecture 1
7
Decline of Ecosystems / Human Impacts
Depletion of supplies (e.g. groundwater)
Agricultural soil degradation
Oceans overfished
Forest cut (deforestation) faster than they
grow
Water / Air pollution
Climate change (CO
2
/ Greenhouse gases)
Dr. P. Coulibaly - Lecture 1
8
Association Between People and Land
Closely tied to
land because
survival
depends on it.
Developing
nations
Developed
nations
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