We looked at three popular mobile phone retailers and on CeX – the worst affected, 31% of the models being resold were no longer supported with security updates from manufacturers.
Microplastics are tiny particles of plastic pollution, caused by the breakdown of synthetic clothes, including when washing them. Which? experts demystify the issue and explain how you can reduce your impact when doing laundry.
New Which? research has revealed that switching from 40°C to either 30°C or 20°C can cut energy use by as much as 62%. If the whole UK did this, it would be the same as taking around half a million cars off the road.
We reveal what you need to know before buying cordless products such as vacuum cleaners, lawnmowers and more, to avoid being out of pocket and contributing to the global waste problem.
There are currently 460 ecolabels in use globally, making it hard to know what they stand for and which ones to trust. Here we tell you what the main food assurance labels mean.
Find out how investing in a reusable coffee cup or travel mug could save you money and help the environment.
Do you keep old tech lying around because you feel you need a backup? Buying the right brand means you may never need an alternative device, which means you can sell it instead. We reveal the best way to make money on or recycle your old tech.
We've asked Which? Trusted Traders which home improvement issues should never be ignored. Find out how to stop a water leak and how to fix common boiler problems, and why it's important not to leave it too late.
Nobody expects to need a new TV every two years, but Samsung's new upgrade plan could get you a new high-end QLED every 24 months. We look at whether it's worth getting a new set so soon and whether this sort of plan is bad for the environment.
From the mines their components come from to the landfill sites they end up in, our tech products leave deep footprints on our planet. Whether it's Apple, Samsung or Huawei, learn where your smartphone comes from and how you can reduce your impact.