- Greenhouse effect
- Physical aspects
- Greenhouse gases : what are they ?
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Trying to guess the future
- A climate change, is it just a change of the average temperature ?
- What is a climate model ? What are the models' first conclusions ?
- Should we trust climate models ?
- How many extra degrees can we get ?
- How do the present temperatures compare to the past ones ?
- Will temperatures and precipitations evolve the same way everywhere ?
- What is an emission scenario ? Is it important for the future ?
- Will climate change get rapidely to a halt if we quickly decrease the emissions ?
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Risks
- Do we know if there is a "threshold of danger" ?
- Will extreme phenomena of all kind increase in the future ?
- Will marine currents change ?
- Are the ecosystems at risk ?
- Will we turn the ocean into an acid lake ?
- Will we all be sick ?
- Will oceans submerge everything ?
- Will the "hole in the ozone layer" increase ?
- Will men be able to stay calm ?
- Won't certain regions of the world be spared by climate change ?
- Can't we expect that "something" will slow down the process ?
- Can the whole process get totally out of control ?
- Should we fear methane hydrates ?
- Tobacco and climate change : a little comparison
- The carbon cycle
- Scientists
- Greenhouse gases and us
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Acting collectively
- Won't a soon to come fossil fuel shortage solve the problem for us ?
- Shouldn't we wait until we are totally sure of what's going on before we do anything ?
- At what level must we stabilize atmospheric CO2 ?
- What amount of CO2 should each of us be allowed to emit ?
- Is leaving one's car in the garage sufficient to suppress the CO2 emissions in excess ?
- Won't "the technique" save us ?
- Can't we put the carbon dioxide in a big hole and just forget it ?
- What collective actions could be done ?
- What are the international negociations aiming at ?
- Are the Americans the kings of evil ?
- Who should reduce first ?
- Acting individually
- Is there an ideal world ?
- Economy
- France
- Oil, gas, coal, and friends
- Energy
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Energy
- A couple thoughts on the energy transition
- Energy, what is it about exactely ?
- Could the economy stop growing ? (because it lacks energy)
- A couple of thoughts on phasing out nuclear energy
- Is hydropower the silver bullet for renewables ?
- How much of a slave master am I ?
- Could we totally substitute oil by biofuels ?
- Let there be taxes !
- Do energy savings mostly consist in efficient light bulbs ?
- Do renewable energies mostly consist of wind power ?
- Is it easy to store energy ?
- What role did I play in the french national debate on energy ?
- Could we live as today with just renewable energy ?
- What is exactely the share of electricity in France's energy consumption ?
- Discussion on a couple of common statements on nuclear energy
- What is the "true cost of energy" ? (July 2001)
- Did nuclear energy kill renewables ?
- What would an "energetically vertuous" world look like ?
- Could we produce France's electricity with wind power ?
- Could we produce France'ss electricity with solar panels ?
- Could we produce France'ss electricity with biomass ?
- What can we expect from fuell cells ? (january 2001)
- How much fossil fuels may we use if we want to stop perturbing the climate ?
- How fast can we decrease our energy consumption ?
- Moving
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Miscellaneous
- Is there an "environmentally friendly" tourism ?
- What was there in the famous "Report to the Club of Rome" ?
- Is sustainable development useful ?
- Is the "polluter payer" principle a real principe ?
- They are ecologists without knowing it...
- Corsican autonomists
- Jean-Pierre COFFE and his last book
- What value have forecasts ?
- How much is the planet worth ?
- Are nature lovers necessarily ecologists ?
- Could we all eat organic ?
- A couple of dead-ends linked to our present "developpement"
- Urbanization : a couple of figures on the french situation, and a little prolongation of trends
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Energy
- Publications
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Articles
- Energy and climate change : discussing two opposite evolutions (december 2004)
- Little address given during the presentation of the movie "The Day After" to the french press (may 2004)
- Renovating ancient housing, a widely unknown action possibility against climate change (march 2004)
- Discussing a couple of common statements on nuclear energy (january 2003)
- Electricity and concurrence : dogma for all thinking ? (november 2002)
- A letter published in the reader's section of Le Monde about hydrogen (september 2002)
- Are we going towards a climate shock ?
- Prayer for a teaching of environment matters at ENA
- Energy and choice of life (may 2001)
- Tradable permits in transportation (may 2001)
- By wishing the withdrawal from nuclear energy, Germany is living in the wrong world
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Articles
- Readings
- Acknowledgments
Contact
Jean-Marc JANCOVICI
Consultant
How can you reach me ?
Day
and night (and sometimes the rest of the time) : jean-marc@manicore.com
It happens (although very rarely, I don't even know whether it is worth mentioning it) that I don't reply within the next 5 minutes. You will find some possible explanations here
When a discussion is obviously
necessary : (33) (0)1 69 07 30 16
It also happens, though about once every other century, that I don't call back within the next 5 minutes. Some possible explanations are here
Do not look for a cellular phone number : up to now I have survived without !