Outside Asia, no country produces as much rice as does Brazil. It is the ninth largest rice producer in the world. Average annual yields are close to 15 million tons.Rice production in Brazil is a multi-billion dollar industry. It employs hundreds of thousands of people, directly and indirectly.Given the importance of rice farming in Brazil, […]
Upper layer above northern hemisphere should be completely repaired in 2030s The ozone layer is showing signs of continuing recovery from man-made damage and is likely to heal fully by 2060, new evidence shows. The measures taken to repair the damage will also have an important beneficial effect on climate change, as some of the […]
In a newly published study, researchers dug into how fertilizing with manure affects soil quality, compared with inorganic fertilizer. Ekrem Ozlu of the University of Wisconsin-Madison and his team studied two fields in South Dakota. From 2003 to 2015, the research team applied either manure or inorganic fertilizer to field plots growing corn and soybeans. […]
Two poachers hold a pole with a heron perched on each. The birds, which are tied to the poles, are used to lure in other birds, such as the Indian Pond Heron, who are then illegally hunted by the man. The picture was taken from Chalan Beel in Rajshahi.
What is climate change? The planet's climate has constantly been changing over geological time. The global average temperature today is about 15C, though geological evidence suggests it has been much higher and lower in the past. However, the current period of warming is occurring more rapidly than many past events. Scientists are concerned that the […]
As well as rapidly reducing the carbon dioxide that we humans are pumping into the atmosphere in huge amounts, recent scientific assessments of climate change have all suggested that cutting emissions alone will not be enough to keep global temperatures from rising more than 1.5 or 2 degrees C. The Intergovernmental Panel on Climate Change […]
A research collaboration that included two scientists affiliated with Oregon State University found that 42 of Haiti's 50 largest mountains have lost all of their primary forest. Moreover, mountaintop surveys of vertebrates showed that species are disappearing along with the trees, highlighting the global threat to biodiversity by human causes. Along with the mass extinctions, […]
Few people in the world are aware their wellbeing may one day depend on a blue-blooded crab that looks like a cross between the facehugger from Alien and a gigantic louse. Fewer still realise this ancient creature now faces its greatest threat in more than 450m years. The American horseshoe crab outlived the dinosaurs and […]
Californians are embroiled in a debate over banning plastic products, including everything from straws to grocery bags. San Diego is considering prohibiting a particularly ubiquitous plastic product: expanded polystyrene (EPS)—better known as styrofoam—which is used widely in takeout food containers, cups, ice chests, and packing peanuts. (The trademarked product Styrofoam is slightly different than EPS.) […]
Plastic straws and cotton buds could be banned in England as part of the government's bid to cut plastic waste. Announcing a consultation on a possible ban ministers said 8.5bn plastic straws were thrown away in the UK every year. The prime minister said plastic waste was "one of the greatest environmental challenges facing the […]
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