Daisy World.

Slides:



Advertisements
Similar presentations
Homeostasis Walter Cannon 1932 The Wisdom of the Body Jame Lovelock ~1969 Gaia hypothesis (Lovelock, J.E.; Margulis, L. (1974). "Atmospheric homeostasis.
Advertisements

BALANCING 2 AIM: To solve equations with variables on both sides.
Daisy World an introduction to systems and equilibria.
Living systems display the following 3 characteristics: functionality, sustainability, evolution.
An Introduction to Systems 1. What are systems? What are feedback loops? What are equilibrium states? Does viewing Earth as a system allow for deeper.
Day Topic: Lab Write Up Objective: I will graph data from table and compare XT graphs of uniform and accelerated motion. Starter: Acceleration.
CO2 and Long-Term Climate
GAIA HYPOTHESIS  Created by James Lovelock in 1969 (but not published until 1979)  Named after the Greek Goddess Gaia who was the Earth Goddess.
GAIA HYPOTHESIS  the idea of the Earth as a single living superorganism  James Lovelock  Gaia - a new look at life on Earth, Oxford University Press,
Systems 3. Feedbacks Coffee System Tc TRTR The hotter the coffee is The faster it cools Tc-T R Cooling Rate The higher the cooling rate The colder the.
All You Wanted To Know About The Gaia Theory Pietro Paolo Bertagnolio 23 January 2008 Proseminar Presentation Techniques Pietro Paolo Bertagnolio 23 January.
Daisyworld. Daisy World Gaia Theory: the world is a strongly interacting system William Golding – Nobel laureate Oxford physics undergraduate James Lovelock.
THE GAIA HYPOTHESIS EXPLORATION OF DAISYWORLD. What is the Gaia Hypothesis? Life itself is responsible for maintaining the stability of Earth’s climate.
Earth Systems Science Chapter 2: SYSTEMS 1.Systems Analysis – some basic concepts / definitions 2.Daisyworld – a “heuristic” model to demonstrate the potential.
NANIA 2D - Daisyworld Graeme Ackland (physicist) Tim Lenton (ecologist) Michael Clark (project student) A model planet showing coupling between life and.
Evaluation II – The Atmosphere Feedback describes the situation when output from (or information about the result of) an event or phenomenon in the past.
Earth Systems Science or Gaia. A new/different kind of ecology Holistic science, is an approach to research that emphasizes the study of complex systems.
Earth System Science Introduction to Systems Thinking.
Daisyworld.
Systems & Models – & 1.1.8, (start)
The biosphere is the portion of Earth that is inhabited by life.
Generalized diagram of the Earth system
Pioneers of Climate Change Research Svante Arrhenius Ralph Keeling Roger Revelle.
The GAIA Hypothesis and it‘s role in Earth System Modelling GCM – 1. Semester: Physical Fundamentals of GC, Juliane Gnau Quelle: Wikipedia The release.
Chapter Four systems: a theoretical framework. The Biosphere … the biosphere includes air, rocks, water and life Atmosphere : a mixture of nitrogen (78%),
Daisyworld.
The Gaia hypothesis LO: I will know what James Lovelock meant by the Gaia hypothesis.
The Gaia Hypothesis Gaia Hypothesis. James Lovelock 1979 Earth is a “super organism” It is alive Like one single organism Name is from Greek Earth Godess.
Modeling the Gaia Hypothesis: Daisyworld Phillipa Sessini.
Energy Basics Jeopardy! Kinetic or Potential Forms and Transformations Gaia and Systems Energy Calculations.
The GAIA hypothesis: a New Look at Life on Earth CSCI 1210 Fall 2003.
The Biosphere Chapter 15.1 and KEY CONCEPT The biosphere is one of Earth’s four interconnected systems.
1 MET 112 Global Climate Change MET 112 Global Climate Change - Lecture 9 Daisyworld Eugene Cordero San Jose State University Outline  Introduction 
Earth’s Energy Balance Complexity, climate change and human systems HCOL 185.
Daisyworld life regulating climate Temperature Time In the beginning of Daisyworld, God created a young star and a barren planet, cold and distant.
An Introduction to Systems. The Climate System We will often refer to the “Climate System” Can you name the components of the climate system?
TOPIC 1 Lesson 3 Ecosystems at a variety of scales. Syllabus Link Apply the systems concept on a range of scales.
Earth as a System and The Gaia Hypothesis. Earth as a System Earth is often described as a large system of interacting parts and cycles. A system can.
Levels of organization Subatomic particles –electrons outside nucleus negative charge small mass –protons in nucleus positive charge –neutrons in nucleus.
An Introduction to Systems
Earth as a System Open and Closed Systems The Gaia Hypothesis The Web Of Life.
Equilibria. Equilibrium Equilibrium describes the average condition of a system, as measured through one of its elements or attributes, over.
The “Spheres” of the Earth
The Big Picture: Systems of Change
The biosphere is the portion of Earth that is inhabited by life.
Terra as a self-regulating living entity
BTEC Applied Science.
Planetary Equilibrium Temperature
The Spheres of Earth (text ref. page 29-31).
The Biosphere Chapter 15.1 and 15.2.
The Biosphere Chapter 15.1 and 15.2.
Objectives Describe the interactions of the biosphere, hydrosphere, and geosphere Describe the interactions of biotic and abiotic factors in the biosphere.
Systems and Models.
GAIA HYPOTHESIS the idea of the Earth as a single living superorganism
GAIA HYPOTHESIS Created by James Lovelock in 1969 (but not published until 1979) Named after the Greek Goddess Gaia who was the Earth Goddess.
The biosphere is the portion of Earth that is inhabited by life.
The biosphere is the portion of Earth that is inhabited by life.
The biosphere is the portion of Earth that is inhabited by life.
The biosphere is the portion of Earth that is inhabited by life.
GAIA HYPOTHESIS the idea of the Earth as a single living superorganism
1.1.6 Positive and Negative Feedback
An Introduction to Systems
Water & Carbon Cycle Changes Over Time
James Lovelock A name to know.
The biosphere is the portion of Earth that is inhabited by life.
I. Portrait of the Earth.
Introduction to Ecology
Earth’s Energy Balance
Solution Free Body Diagram.
Presentation transcript:

Daisy World

Daisy World simulation

Daisy World Average surface Temp Daisy coverage Ts Albedo Daisies

Daisy World Daisies Ts Ts Daisies Daisy coverage Average surface Temp

Daisy World Ts Daisies P1 Daisy coverage P2 Average surface Temp albedo albedo

Daisy World Model

Homeostasis Walter Cannon 1932 “The Wisdom of the Body” Jame Lovelock ~1969 Gaia hypothesis (Lovelock, J.E.; Margulis, L. (1974). "Atmospheric homeostasis by and for the biosphere- The Gaia hypothesis". Tellus 26 (1): 2–10.

Draw a causal lop diagram describing a self regulating component of the human body.