CDG2024 - Climate Discussion Group 2024 - Home Page

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Climate Discussion Group 2024 – CDG2024

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Gerald Ratzer - Host and Moderator

Professor Emeritus, McGill University, Canada

Email: gerald.ratzer@mcgill.ca

Click on text in any box to go to that topic.

CDG2024 Executive Summary

Box [1] Discussion:

Climate Concepts:

- Radiative Transfer Concept (RTC)

- Heat Transport Concept (HTC)

Summary of Box 1, Sections C1 to C7

(C1) General

(C2) Traditional gas physics, thermodynamics, geothermal events help explain weather

(C3) For RTC/HTC - where and when do they apply?

(C4) Exo-Earth impact of sun, solar wind, sunspots, cosmic rays and Milankovitch cycles

(C5) Albedo, reflection of inbound solar rays, scattering and absorption of radiation

(C6) Thermalization of sunlight - dethermalization of heat back to IR radiated back to space

(C7) Atmospheric physics, including auto compression

Box [2] Discussion:

Recommendations for Policy Makers

Summary of Box 2, Sections P1 to P6

(P1) General

(P2) Carbon Tax and attempts to reduce fossil fuels

(P3) Net Zero – move to wind and solar

(P4) Energy of all forms, including nuclear, SMRs, Ultra-Supercritical Coal, etc.

(P5) Economic impact of Net Zero on individuals and countries

(P6) Benefits of CO2 –greening the Earth, record crop yields, etc.

Climate Discussion Group 2024 – CDG2024

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Box [3] Newsletter: What’s happening this week?

Box [5] Final Report: Two Climate Concepts

Box [4] Persons invited to participate

Box [6] Final Report: Recommendations for Policy Makers

Are weather and climate only about global averages of sunlight, infrared radiation interacting with “greenhouse gases” and albedo without effects of rotation and other happenings on a spherical Earth? Are thermodynamics, fluid changes in state, fluid mechanics and gravity important?

The photo of running horses is to remind us of actual weather and climate. Horses get energy from food provided by sunlight and give off infrared radiation. They are dependent on all the things sunlight does to support life: grow plants, provide rain over the land, etc. They represent the tremendous heat and kinetic energy in the atmosphere, oceans and land. A study of horses would not be complete just considering sunlight, infrared radiation and greenhouse gasses. Neither are studies of climate.

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