Science

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African dinosaurs and the sixth mass extinction

Palaeobiologist Anusuya Chinsamy-Turan speaks at GroundUp’s Science for the People seminar

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Science | 4 December 2023

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South Africans are living longer, mostly thanks to HIV treatment

Antiretroviral medicines have been a success, but more work is needed to reach United Nations targets

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Science | 1 December 2023

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Farmers put on alert as El Niño takes effect

The South African Weather Service warns of possibly hot and dry summer ahead

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Science | 25 October 2023

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Microplastics are a danger to our health. Here’s how to reduce our exposure to them

Some well-intentioned initiatives make the situation worse

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Science | 24 October 2023

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Here’s how the Western Cape can prepare better for weather like we had in September

Climate change may bring more variable weather but we can reduce the risk of disasters

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Science | 23 October 2023

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Western Cape floods: Is climate change to blame?

It’s hard to blame global warming for a single weather event, but storms like last week’s are becoming more likely

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Science | 5 October 2023

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Is our food becoming less nutritious? Probably

But solutions are not at all simple

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Science | 21 April 2023

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Cape Town’s water crisis worsened by the rich, study finds

Wealthy households use more than half the city’s water, say authors of article published in leading scientific journal

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Science | 12 April 2023

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The maths that helped South Africa tackle HIV

UCT epidemiologist Leigh Johnson delivered GroundUp and Bertha House’s third Science for the People seminar

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Science | 29 March 2023

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Much ado about magic mushrooms

Careful examination reveals there is not enough data

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Science | 12 October 2022

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Where have all the chameleons gone?

And what you can do to encourage them to live in your garden

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Science | 23 September 2022

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South Africa does need some gas in the energy mix – just not the kind Gwede Mantashe wants

Biodigestion is a cheap, low-tech way for communities to produce some of their power

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Science | 6 September 2022

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Cape Town is letting the flowers grow

Decision not to mow in some city parks is an important boost for biodiversity

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Science | 26 August 2022

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Plastic pollution: We’re getting it wrong. Here’s what needs to happen

The focus on single-use plastics is diverting attention from a much more serious problem. It’s also causing bad practices.

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Science | 19 August 2022

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Hydrogen as fuel: we should be selective about how we make and use it

Hydrogen is a useful substitute for fossil fuels, but new research shows leakages can be very damaging to the environment

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Science | 3 August 2022

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South African engineers are trying to solve the global water crisis

But better politics as much as good engineering may be key

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Science | 11 July 2022