Leaf of Faith

Reducing carbon emissions? That’s gonna take a LEAF of faith!  This is Sandra Tsing Loh with the Loh Down on Science. Ever drive past a few stringy trees planted in the middle of the road, and wonder – “What’s the point?” Well… COULD urban greenery ACTUALLY make an impact on

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Microdosing for Plants

Don’t mind me! I’m just microdosing my plants… with ALCOHOL!? This is Sandra Tsing Loh with the Loh Down on Science. Rice and wheat are staple foods that are at risk globally due to drought. So, scientists want to improve plant growth during water restriction. Could ethanol, a drinkable alcohol,

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Planting Secrets

Trees in a forest

Plants and climate change: a love-hate relationship! This is Sandra Tsing Loh with the Loh Down on Science. Carbon dioxide, or CO2, is a major contributor to climate change. But it’s also a plant food source. When the sun shines, plants turn CO2 into food! So, back when there were

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Resilient Redwoods

Stay thirsty, my LEAFY friends! This is Sandra Tsing Loh with the Loh Down on Science It’s been so hot, last night I almost slept in my bathtub. But we gotta conserve water. It’s fire season after all. And our majestic redwoods aren’t gonna protect themselves… are they? Alana Chin and

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Birdie Breakups

Do seabirds sign prenups? This is Sandra Tsing Loh with the Loh Down on Science. All aboard for Love Island! For the albatross seabird, that’s The Falklands. Albatrosses are monogamous, generally mating with one partner for life. Or at least, for a while —  like us, they can divorce and

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Robot Patrol

“Life is plastic, it’s fantastic!” — NOT!!  This is Sandra Tsing Loh with the Loh Down on Science. From the Alps to the deepest ocean, plastics are everywhere! Microplastics are pieces smaller than a pencil eraser. They take decades to break down naturally. Can robots help? Enter Seyyed Mohsen Beladi-Mousavi

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Meaty Greens

You’ve heard of grass-fed meat – how about grass-grown?! This is Sandra Tsing Loh with the Loh Down on Science. Experts say eating less meat is good for the planet. But those double-doubles are hard to give up! Is it possible to grow a “greener” burger?  Enter Scott Allan from

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Ancestors’ Masterpieces

Ancient art showing hand prints at the Cuevas de las Manos upon Río Pinturas, near the town of Perito Moreno in Santa Cruz Province, Argentina.

Inspired by ancient Banksy? This is Sandra Tsing Loh with the Loh Down on Science. From kids’ doodles to Grandma’s watercolors – our artwork is precious! Turns out, ancient people living on the Indonesian island of Sulawesi thought so too! Their artwork drawn on limestone rocks twenty thousand years ago

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Clean Bacteria

Melaleuca quinquenervia tree. Image by sandid from Pixabay

Hey! What’s on the breakfast buffet – for bacteria? This is Sandra Tsing Loh with the Loh Down on Science. Methane is a powerful greenhouse gas — it warms the earth over eighty times more than carbon dioxide does! How do we reduce it? Luke Jeffrey at Southern Cross University

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Gas to First Class

Plane coming in for landing.

Fight carbon dioxide with…flight? This is Sandra Tsing Loh with the Loh Down on Science. Back during the Renaissance, alchemists tried to turn metal into gold. No, it didn’t work – but what about some modern-day alchemy? Planes in flight burn fossil fuels, creating carbon dioxide. But could CO2 be

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