Home > Lifestyle > EnviroHealth > Hazards and disasters Hazards and disasters All sections in Environmental Health » 21st Century Life » FAQs » Animals » Climate and pollution » Hazards and disasters » EnviroHealth News » Green Tips Radon is a silent killer. Could it be in your home? Radon is a dangerous radioactive gas that can cause lung cancer. It has no smell, colour or taste and it can seep into your home from the ground, via water and building materials. Why is SA's government not alerting the public to the dangers and just how worried should we be? Health24 takes a closer look. Start A Health24 blog » Follow Health24 on Facebook » Test Are you envirohealth savvy? » Ask EnviroHealth Expert » Blood Lions: Bred for the Bullet movie trailer The amazing mountains on Pluto Kids' lungs may be affected by agricultural pesticides Early exposure to the widely used pesticide organophosphate may be harmful to children's lungs. Additives in Roundup weedkiller may be genotoxic Glyphosate, the active ingredient in Monsanto's Roundup pesticide, may not cause cancer on its own, but once it's mixed with other constituents it could be genotoxic. Paraffin lamps high carbon emission The small kerosene lamps that light millions of homes in developing countries have a dark side: black carbon – fine particles of soot released into the atmosphere. Ozone thinning changed ocean circulation According to a Johns Hopkins earth scientist, the hole in the Antarctic ozone layerhas caused changes in the way that waters in those southern oceans mix Can a weed save our world? As the human population increases, so too do the demands and stresses on agriculture. Energy harvesting from water vapour MIT engineers have created a new polymer film that can generate electricity by drawing on a ubiquitous source: water vapour. FAQ: Leaky toilets waste water A leaking toilet can waste up to 100 000 litres of water a year. Use this trick to find out if yours has a leak. Evolution driven by environment A series of rapid environmental changes in East Africa roughly 2 million years ago may be responsible for driving human evolution, says researchers. Nature fighting greenhouse gas Nature has a larger army than previously thought combating nitrous oxide - according to a study by Frank Loeffler. load more articles advertisement From our sponsors Why probiotics are beneficial for IBS Hearing aids on a windy day? No problem! A step-by-step guide on how to do pelvic floor exercises correctly Live healthier Perfect parent » Parents boost kids' social skills Parent with ADHD? Why baby wakes at the night Top tips on parenting Browse through Health24's parenting guide for all you need to know about parenthood. Strong, healthy hair » 10 interesting facts about your hair Weird remedies for hair loss Causes of hair loss Healthy hair diet Sound nutrition can improve the health of your hair and give you lustrous locks.