Changing ocean currents are driving extreme winter weather

Throughout Earth's oceans runs a conveyor belt of water. Its churning is powered by differences in the water's temperature and saltiness, and weather patterns around the world are regulated by its activity.

Individual CO2 emissions decline in old age

For the first time, demographer Emilio Zagheni of the Max Planck Institute for Demographic Research in Rostock (MPIDR) has calculated a profile that illustrates the relationship between age and average per capita CO2 emissions. ...

Drought: Clear impacts on global agricultural production

Maize, rice, soybean, and wheat are key in the debate concerning food, land, water and energy security and sustainability. The human consumption vs. animal feed competition nourished the debate about the environmental footprints ...

Lower oil prices lead to higher CO2 emissions

If the price of oil decreases, carbon dioxide emissions increase. This is what two Spanish scientists claim after comparing the relationship between air pollution and economic development by using the real oil prices in Spain ...

Smoothly moving industrial robots save energy

Siemens wants to further reduce the power consumption of manufacturing robots in the automotive industry. One approach to this problems deals with movement patterns that require less acceleration energy, as was reported in ...

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