Tag

Sustainability

10 tools 17 articles
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Tools10
RT-SUS-003 Air-Conditioner Sizing & Running Cost Calculator

Size the unit, then see what inverter vs non-inverter really costs

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RT-SUS-001 Carbon Footprint Calculator

Annual CO₂e tonnes from 5 categories

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RT-SUS-007 Commute Emissions Comparison Calculator

Compare car, motorbike, MRT, bus, bike — by carbon and by cost

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RT-SUS-008 Diet / Food Carbon Footprint Calculator

See the carbon in your weekly plate — and the easiest swaps to cut it

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RT-SUS-006 Flight Carbon Emissions & Offset Calculator

The real carbon cost of a flight — and what it takes to offset it

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RT-SUS-002 Home Electricity Bill & Appliance Energy Calculator

Add your appliances, see the bill, the carbon, and where to cut

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RT-SUS-005 Rainwater Harvesting & Tank Sizing Calculator

How much rain your roof could catch — and what a tank would deliver

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RT-SUS-009 Recycling Impact Calculator

Turn your weekly recycling into carbon, energy and landfill saved

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RT-SUS-004 Solar Savings Calculator (SG & MY)

See generation, bill savings and the year your panels pay for themselves

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RT-SUS-010 Tree Planting CO₂ Sequestration Calculator

How much carbon your trees absorb — and what it takes to offset a footprint

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Articles17
Hills covered in dense green forest under a clear sky Science 6 min Nearly 27% of the World's Land May Already Be Conserved, Well Above the Official 18.5%, Nature Study Estimates A sample of 25 countries finds protected areas missing from global records, putting the 30 by 30 land goal wit... NA Nadia Rahim 19 Oct Electricity transmission pylons and power lines silhouetted against an orange sunset Sustainability 6 min There is no such thing as Malaysia's grid emission factor The Energy Commission publishes three regional factors spanning 3.7 times — Peninsular 0.740, Sabah 0.539, Sar... NA Nadia Rahim 12 Sep A boxed smartphone standing on a wooden table in its retail packaging Consumer Tech 6 min The same iPhone has two official EU labels and they disagree The EU register holds two Product Information Sheets for one iPhone 15 128 GB — Apple's and a Slovak refurbish... AM Amelia Wong 11 Sep A white outdoor air-conditioning condenser unit with a large circular fan grille, against a plain background Home & Living 5 min New air conditioners clear a global-warming limit on 2013 figures Singapore bars household air conditioners whose refrigerant exceeds a global warming potential of 750. The reg... AM Amelia Wong 4 Sep Conventional solar panels mounted on a tiled residential roof above a wooded hillside, illustrating a report on Tesla discontinuing its Solar Roof tile. Sustainability 8 min Tesla Installed About 3,000 Solar Roofs In Seven Years, And Has Now Stopped At its peak the company was completing 21 to 32 installations a week, more than 95 per cent short of the origi... NA Nadia Rahim 23 Aug Rows of ground-mounted solar panels in an open field, illustrating a report on Singapore approving 900MW of solar imports from Johor. Sustainability 8 min Singapore Will Import 900MW Of Solar From The Johor It Competes With For Power Two conditional approvals cover 300MW to Sembcorp and 600MW to a Ditrolic subsidiary, from solar and storage i... NA Nadia Rahim 22 Aug A tiled roof and the length of guttering along its edge, seen from below against a clear sky. Sustainability 7 min Annual Rainfall Will Not Size Your Tank Singapore and Manila are within five per cent of each other on annual rainfall, and their driest months are 11... NA Nadia Rahim 14 Aug Two cupped hands holding a clump of soil with a small newly sprouted seedling growing from it. Sustainability 6 min What Does "Plant a Tree to Offset It" Actually Buy? Carbon calculators end by translating your emissions into trees, and the unit that translation produces is the... NA Nadia Rahim 13 Aug An aerial view of a multi-level motorway interchange carrying light traffic, with trees between the ramps. Sustainability 5 min Flying Against Driving, and the Units Nobody Checks Both confident answers to this question are built on comparing a per-passenger figure with a per-vehicle one.... NA Nadia Rahim 13 Aug A container ship under way in open water, its deck stacked with boxes belonging to several different operators — illustrative of the merchant fleet a maritime nuclear framework would have to govern. Sustainability 6 min Nuclear Reactors Are Going to Sea. Nobody Has Agreed Who Licenses Them. The IAEA launches ATLAS in Washington this month, covering nuclear-powered ships and floating power plants. Th... RE RECATOOLS Editorial 11 Aug An industrial production line running the length of a factory hall — illustrating the anode manufacturing capacity this commitment is meant to expand. Sustainability 7 min The Pentagon Has Committed More to This Battery Company Than Every Investor Combined A conditional commitment of up to $1.4 billion from the Office of Strategic Capital roughly matches everything... NA Nadia Rahim 11 Aug A reservoir dam holding a municipal water supply, illustrating the contested resource in this data centre dispute. Sustainability 8 min Google Is Building a $15 Billion Campus in a City That Rations Water Google's $15 billion data centre campus near Visakhapatnam faces a High Court petition and three environmental... NA Nadia Rahim 8 Aug Rows of solar photovoltaic panels on a rooftop. Sustainability 8 min Singapore Cannot Say How Long Finished Solar Panels Wait for the Grid. Nobody Records It Asked for the average time between a completed solar installation and grid connection, MTI said the data does... NA Nadia Rahim 8 Aug High-voltage transmission pylons silhouetted against an orange and blue dusk sky. Sustainability 8 min Malaysia Says Data Centres Will Take 31% of Its Electricity by 2035 A written parliamentary reply puts data-centre electricity use at 31 per cent of national consumption by 2035,... NA Nadia Rahim 5 Aug Solar panels covering the tiled roof of a single-storey tropical house at golden hour, palms and neighbouring rooftops behind, under a deep navy sky. Sustainability 11 min Solar Payback on a Tropical Roof Malaysia gets more sun than Singapore, and our own calculator duly reported that a Malaysian roof paid for its... DA Daniel Koh 29 Jul Rows of weathered air-conditioner condenser units bolted to the balconies of a tropical apartment block at golden hour, laundry hanging between them, against a deep navy sky. Home & Living 15 min House Calculations for a Tropical Climate Ask this site how much air-conditioning a Petaling Jaya bedroom needs and, until this week, you got two differ... AM Amelia Wong 29 Jul A mesmerizing close-up of water droplets and ripples, capturing dynamic motion and beauty. Cloud & Infra 8 min Wafr's $100M Cooling Raise Is Small — the AI Data-Centre Water Problem It Targets Is Not Vancouver startup Wafr Technologies said on 2 July 2026 it had raised $100 million toward a $300 million goal... KE Kenji Tanaka 9 Jul
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