Home > Lifestyle > EnviroHealth > Green tips Green tips All sections in Environmental Health » 21st Century Life » FAQs » Animals » Climate and pollution » Hazards and disasters » EnviroHealth News » Green Tips Improved sunscreen Research has found a stronger link between skin cancer and exposure to UVA in sunlight than previously thought, leading to updated international standards for sunscreen. 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 Don't let hotel bedbugs ruin your vacation Here's how to protect yourself from blood-sucking parasites that may be sharing your hotel suite New natural wonder: Giant living SA flag A huge South African flag, made up of millions of coloured desert plants and solar panels, will soon be visible in the Karoo – and from space. Lightning safety tips South Africa has one of the highest lightning ground strike densities in the world, and every year in summer rainfall areas lives are lost to this underrated natural hazard. But lightening also strikes in winter. Here's what you need to know. Why drivers inhale more pollutants Should drivers be the ones wearing the gas masks? Facial scrubs choking the oceans The campaign against micro-beads is heating up. These tiny plastic balls, used in many body products, get into waterways, fish - and your gums. Know how to avoid them. Detox your garage Paint, paint thinners, benzene, paraffin, mineral spirits, turpentine, lubricating/motor oils, petrol and carbon monoxide are just some of the dangerous substances lurking in the average garage or tool shed. Marine life drowning in sea of trash 2 million cigarettes, "ghost" fishing gear, a loaded handgun, a voodoo doll, a wedding dress and a kitchen sink - a small sample of the trash found on beaches on Coastal Cleanup Day. Your ticket to Nature Celebrate spring with free access to SA National Parks. What to feed birds around your house Feeding garden birds is more than just a pleasant past-time: it can contribute to their welfare and conservation too. load more articles advertisement From our sponsors 10 facts about diabetes and insulin you need to know How to care for your vaginal flora JHB - Free Caregiver Workshop with TENA experts - 15 February JHB - Free home visit and assessment with a TENA nurse advisor Live healthier Hello? » SEE: Interesting facts about hearing loss Earworms: Let it go Is it bad to sleep with earplugs all the time? SEE: Do women hear better than men? The reason why men often appear not to be listening could be because they actually can't hear you. Confident smile? » Acidic drinks can harm your kids' smiles The facts on bleaching your teeth Am I taking good care of my teeth? Why are my teeth stained? We know the rules – brush your teeth twice a day and floss to keep them healthy. But, have you ever wondered what causes those stains that sometimes appear?