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L'impact du vaccin

S1 E2
·
2020

Since the first vaccines against smallpox and the work of Pasteur, vaccines have revolutionized the way we treat diseases: polio, tuberculosis, measles, tetanus... Today, in order to defeat the COVID-19 pandemic, all hopes are put in vaccine campaigns, but how to judge the impact of a vaccine? This episode puts the question under the microscope.

Levels:
Secondaire 10e année 11e année 12e année
Subjects:
Sciences et technologie Biologie
Skills:
Apprentissage autonome Citoyenneté mondiale et durabilité Innovation Pensée critique
French level:
B2 : Avancé ou indépendant C1 : Autonome
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E1 : Mesurer la perte de la biodiversité

6 min 5 s
In September 2020, the WWF announced that the Living Planet Index had dropped by 68%. What does this figure mean? What is biodiversity? How do we measure the loss of biodiversity, when it is estimated that 80% of the world's living species are still unknown?
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E2 : L'impact du vaccin

5 min 36 s
Since the first vaccines against smallpox and the work of Pasteur, vaccines have revolutionized the way we treat diseases: polio, tuberculosis, measles, tetanus... Today, in order to defeat the COVID-19 pandemic, all hopes are put in vaccine campaigns, but how to judge the impact of a vaccine? This episode puts the question under the…
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E3 : Mesurer le bonheur

7 min 55 s
Increased economic growth is often associated with our well-being. Can economic indicators really measure something as complex as happiness? This episode takes a look at these much-loved economic indicators.
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E4 : Comprendre la rareté des métaux rares

4 min 46 s
This episode looks at the periodic table and rare metals. From their presence in the earth's crust to the strategic issues of their extraction, what makes these ubiquitous components in our smartphones so rare?
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E5 : Évaluer la surexploitation des océans

5 min 33 s
In this episode, we try to better understand the impact of fishing on the oceans. In 2018, humanity consumed 178 million tons of fishery products. Is this more than the marine environments can handle? The overexploitation of species is real, but more complex than it seems. So, how can we assess it?
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E6 : Il n'y a pas de gravité dans l'espace...

2 min 19 s
In this episode, we will go into space to discover the principle of gravity and why astronauts inside the International Space Station seem to float.
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E7 : Les requins sont les animaux les plus dangereux

2 min 40 s
We sometimes hear that sharks are the most dangerous animals in the world. What is the truth of this? Which animal should man fear the most? The crocodile, the snake, the bedbug? You can learn more in this episode.
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E8 : Internet ne pollue pas...

2 min 33 s
Is it true that the Internet does not pollute? In this episode, we take a look at the computer and Internet use: rare metals, chemicals, global energy consumption to answer the question.
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E9 : Les transports sont les principaux responsables de l'effet de serre

2 min 54 s
In this episode, we explain, on a global scale, the contribution of various human activities to the production of greenhouse gases. Human activities include: manufacturing and construction, transportation, electricity and heat production, non-transport fuels, diffuse emissions from coal mining, agriculture, and many others.
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E10 : L'homme descend du singe

3 min 9 s
Is it true that man is descended from the ape? In this episode, we reconstruct the family tree of present-day man and the modern great apes.
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E11 : L'humanité ne pourrait pas survivre sans les abeilles

2 min 51 s
Could humanity survive without bees? This episode explores the role of bees in pollinating the plants we eat.
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E12 : La terre ne pourra pas nourrir ses 9 milliards d'habitants en 2050

2 min 34 s
In this episode, we will see if the figures confirm the doubts about the capacity of our planet to generate food for all its inhabitants by 2050.
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E13 : Les cyclones sont plus nombreux qu'avant

2 min 12 s
In this episode, the numbers will tell us if with global warming, we are really witnessing an increase in natural phenomena such as cyclones.
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E14 : On peut voir la muraille de chine depuis la lune

2 min 54 s
In this episode, a careful examination of the data will tell us if, as the legend says, we can see the Chinese wall from the Moon (or not).
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E15 : Nous n'utilisons que 10% de notre cerveau

1 min 54 s
We sometimes hear that we only use 10% of our brain. What is the truth of this? Let's see what the scientists say.
    Levels:
    Secondaire 10e année 11e année 12e année
    Subjects:
    Sciences et technologie Biologie
    Skills:
    Apprentissage autonome Citoyenneté mondiale et durabilité Innovation Pensée critique
    French level:
    B2 : Avancé ou indépendant C1 : Autonome