In the heart of rural Bangladesh, a serious issue lurks beneath the surface. Groundwater in many areas is packed with harmful metals like arsenic, manganese, and iron. The World Health Organization has set a safe limit for arsenic at 10 micrograms per liter. However, in some parts of Bangladesh, this limit is far exceeded, even surpassing the Bangladesh Standard for ...
In the bustling city of Beijing, there's an unseen danger lurking in the air. Polycyclic aromatic hydrocarbons, or PAHs, are a type of pollutant that can seriously harm people's health. These pollutants are so small that they hitch a ride on tiny particles floating in the air. Until now, measuring how much of these pollutants people take in has been tricky. Tradition...
In Wadi Ranyah, the main water supply for local folks comes from groundwater. To figure out if this water is safe, 77 samples were taken and tested for various factors. Most of the time, the water met the standards set by the World Health Organization. However, some harmful substances were found in amounts that are not safe. These include arsenic, lead, cadmium, ...
Mercury is a heavy metal that sticks around in the environment and builds up in living things. This is a big problem in Zambia's Copperbelt Province. Not many people have looked into how much mercury is in the Kafue River and its smaller rivers around Kitwe. In Kitwe, they checked the mercury levels in soil, river mud, and tilapia fish. They found more mercury in th...
In the heart of Punjab, a silent crisis is unfolding. Groundwater, a lifeline for millions, is under threat from nitrate and fluoride pollution. This issue is particularly severe in the southwestern part of the state, where surface water is scarce. The Mansa district has become a hotspot for this problem, with drinking water quality far from ideal. A recent inve...
Ever heard of colorectal cancer (CRC)? It's a big deal, and doctors recommend getting a colonoscopy every 10 years to check for it. But recent studies are questioning this timeline. Even after a clean colonoscopy, some people might still have a risk of CRC. Should we be checking again sooner? That's the question! Let's think about it. A colonoscopy helps find proble...