Millions of women are wrongly diagnosed with ‘breast cancer’ concluded the National Cancer Institute (NCI) commission last year, thanks to over-diagnosis via mammograms. This is because what is known as ‘early stage cancers’ such as ductal carcinoma in situ (DCIS) should not be regarded as cancers, but benign or indolent growths. In an attempt to quantify the benefits and … [Read more...]
New study confirms Earth’s sixth mass extinction has begun
We are currently witnessing the start of a mass extinction event the likes of which have not been seen on Earth for at least 65 million years. This is the alarming finding of a new study published in the journal Science Advances. The research was designed to determine how human actions over the past 500 years have affected the extinction rates of vertebrates: mammals, fish, … [Read more...]
Image series shows ozone hole development since 1979
The stratospheric ozone layer protects life on Earth by absorbing ultraviolet light, which damages DNA in plants and animals (including humans) and leads to skin cancer. Prior to 1979, scientists had not observed concentrations below 220 Dobson Units. But in the early 1980s, through a combination of ground-based and satellite measurements, scientists began to realize that … [Read more...]
Help make solar power better and win $1 Million
“Smaller is baller,” “Min it to win it,” “Think shrink.” Those are the puns Google is using to promote its new competition: $1 million to whomever can invent a working power inverter for solar and other forms of renewable energy that’s roughly as small as a laptop. The company has teamed up with the Institute of Electrical and Electronics Engineers to launch the … [Read more...]
First 5 international Hope Spots coming to SA
Dr Sylvia Earle will lead a Mission Blue Expedition to South Africa to launch the country's first five Hope Spots in December 2014. Sustainable Seas Trust and BirdLife South Africa are organizing the tour, in concert with a number of supporting organizations with a view to igniting public support for marine conservation. Dr Sylvia Earle, the architect of the Hope Spot … [Read more...]
Afbrekende energiebeleid moet verander – Alliansie
Koolstofvrye hernubare energie maak net 12% van die energie uit wat wêreldwyd verbruik word, aldus die burgerregte-organisasie AfriForum op Aardedag. Fossielbrandstof word steeds gebruik vir 80% van die wêreld se energie en genereer 30 miljard metrieke ton se koolstofbesoedeling elke jaar. Bekende en toeganklike fossielbrandstofreserwes het in 2012 reeds meer as vyf keer … [Read more...]
Activists demand fundamental change in energy systems
Activists around the world welcomed the latest UN climate science panel's report by highlighting its passages on the need for fundamental change of energy systems. The report was greeted by a group of German climate justice activists holding banners and photos of protests and campaigns from the across the world. The campaigns are united by the Reclaim Power initiative, a … [Read more...]
Employing aliens to capture carbon
Imagine turning thirsty alien invasive trees into biochar. Biochar is charcoal created by pyrolysis of biomass. This differs from charcoal only in the sense that its primary use is not for fuel, but for biosequestration or atmospheric carbon capture. If created under specific conditions it can also be suitable as a soil amendment. In a forest near Pietermaritzburg there is … [Read more...]
