Polysilicon Shortage: Production Solar panels in Danger

Polysilicon Shortage: Production Solar panels in Danger

Prices drove from $14 to $19 a kilogram

A Polysilicon shortage probably is causing problems for the solar panel industry. Producers of solar panels expect high costs and lower margins due to an unexpected shortage of raw materials.

Last months, the price of pure metallurgical  silicon, the most important raw material for solar cells, rose by 35%. According to news agency Bloomberg, the price rose after officials in China closed several factories. Read More

Water Scarcity: 3 strategies for cities

Water Scarcity biggest problem

Pakistan is already vulnerable because of the different ethnic groups and religions. Also the country is one of world’s 36 most water-stressed countries and the situation gets worse. A civil war is not inconceivable

Scarcity of fresh water is the biggest world problem according to the Nature Conservancy. A lot of cities suffer under water stress. 

A quarter of the planet will experience severe water shortages one month per year by 2030.

The Nature Conservancy is working on a variety of strategies to protect water at its source, increase water efficiencies, and engage corporate and municipal leaders, governments, urban residents and other institutions in watershed stewardship. They offer 3 strategies Read More

Worst drought since 1930 in Brazil

Sao Paulo state has received only a third of the rainfall

Sao Paulo state has received only a third of the rainfall

Brazilians in the southeast of the country should immediately try to use less water and electricity.

The Environment Minister Izabella Teixeira, made this call last Friday night after a emergency meeting with the government about the worst drought since 1930. 

Rio and Minas Gerais are asking residents and industries to reduce water consumption by as much as 30%. Read More

The Colorado River has lost 2.3 trillion cubic ft of water since 2004

Colorado river, shortenage of water

Abandoned: Shrubs grow around a boat near Boulder Beach in an area that used to be completely submerged under water

In the latest study researchers report the Colorado River has lost  2.3 trillion cubic feet (65 cubic kilometers) of water since 2004.

Reservoirs have shrunk to less than half their capacities, the canyon walls around them ringed with white mineral deposits where water once lapped.

Much of it has been lost because of groundwater depletion from aquifers in the Basin. What are the causes? Read More

Sao Paulo (Brazil) runs out of water

Sao Paulo runs out of water

Sao Paulo runs out of water

Sao Paulo, Brazil, is in the midst of an untimely crisis that many claim could have been avoided – it’s running out of water, and fast. The Cantareira Water System, an interbasin transfer, provides less than 5% of its capacity of 1 trillion liters.  Read More