articles

A lot of research is being conducted into the acidification of the world’s oceans. A recent study has proved that freshwater bodies are likewise affected. Rising carbon dioxide levels could upset the balance of species.

Smoking risk drops significantly in college graduates when they live near areas that completely banned smoking in bars and restaurants, according to a new Drexel University study published in the American Journal of Epidemiology.

Finnish farmers are adapting to the warming climate by anticipating the time when they sow their fields in the spring. At the same time, birds have also advanced the time of breeding as the spring temperatures are becoming milder in response to climate change.

A protein involved in cognition and storing long-term memories looks and acts like a protein from viruses. The protein, called Arc, has properties similar to those that viruses use for infecting host cells, and originated from a chance evolutionary event that occurred hundreds of millions of years ago.

While people live within one hour of a city in over 90% of cases in high-income countries - concentrated in Europe and North America - for low-income countries concentrated in sub-Saharan Africa, the figure is 50.9%.