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Singapore

Microgreens farmers Timothy Jung (left), 28, and Christopher Leow, 29, looking at their close-group farming system at the "Growing More with Less" exhibition launched yesterday at The URA Centre in Maxwell Road.ST PHOTO: KUA CHEE SIONG

Oil rigs can do more than just drill for oil, going by the drawing of a monstrous polygonal floating structure that hatches fish, grows them, and processes and packages them all in one place.

Read more: Next-gen farming concepts on show at exhibition

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Anti-waste group kicks off a campaign to incentivise Singaporean consumers to bring their own cups, bottles, bags and containers, and so cut down on plastic use.

A woman carries her groceries home in plastic bags. Singapore threw away 822,000 tonnes of plastic last year, of which only seven per cent was recycled. Image: teddy-rised, CC BY-NC-ND 2.0

Coffee drinkers in Singapore might find that their morning brew tastes a little bit sweeter from now on, as a number of local cafes have started offering discounts to customers who bring their own cups as part of a waste-reduction campaign.

Read more: New campaign aims to put lid on Singapore’s use of disposable plastics

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Credit: CC0 Public Domain

Physicist Michio Kaku once said, "What we usually consider as impossible are simply engineering problems... there's no law of physics preventing them." And so it has been with railway and metro bridges that span waterways. The city of Washington, D.C., is bounded on two sides by rivers and an untold number of streams. Every morning the Orange Line, one of six train lines that serve the city, ferries 12,060 commuters—per hour. And this miracle occurs every day in Berlin, Tokyo, London, Amsterdam, Shanghai, and numerous other metropolitan areas. In the United Kingdom alone there are more than 40,000 railway bridges.

Read more: In the face of climate change can our engineers keep the trains running on time?

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