Week in wildlife: a hide-and-seek squirrel and an otter in a Christmas tree

We can safely experiment on reflecting sunlight away from Earth. Here’s how | Dakota Gruener and Daniele Visioni

Violence, death and stolen land: people need to know the true cost of an avocado | Claudia Ignacio Álvarez

Country diary: Twelfth night tugs at the heart, but these decorations must come down | Nicola Chester

‘Mad fishing’: the super-size fleet of squid catchers plundering the high seas

Hard to digest: we still live in Fast Food Nation | Eric Schlosser

‘You’re ringing an old lady in outback Queensland for life advice’: travellers worried about floods skip AI and pick up the phone

Nine scientific breakthroughs I’d like to see in 2026 – from earworms to procrastination | Emma Beddington

Monarch butterflies could disappear. Butterfly Town USA is scrambling to save them

‘A silent majority’: MPs underestimate support for green policies, study reveals

Weather tracker: Arctic air grips Europe as severe winds batter Corsica

How demand for elite falcons in the Middle East is driving illegal trade of British birds

Country diary: The calm after the storm | John Gilbey

Battery electric cars will overtake diesels in Great Britain by 2030, analysis suggests

The electric vehicle revolution is still on course – don’t let your loathing of Elon Musk stop you joining up | Zoe Williams