World food demand could double by 2050 – if so agricultural intensification could save 2 billion tonnes of CO2 per year

A new projection by the University of Minnesota and the University of California Santa Barbara shows global food demand could rise by 100-110 percent between 2005 and 2050, which would pose a grave threat to remaining tropical rainforests and would … Continue reading

Sustainable energy possibilities rarely find their way to consumers

Test projects in which governments and companies demonstrate sustainable energy and material inventions are not adopted by the market and other companies. Research by the VU University of Amsterdam shows many such inventions are done, but the amount that ends … Continue reading

Natural nitrogen production: 1.5 per cent less global energy consumption

The introduction of nitrogen containing fertiliser in the 1860s has drastically improved crop yields. This not only increased the quantity of food that can be produced, but carbon uptake as well. But due to the high pressure and temperature requirements, … Continue reading

CO2 highlights of new IEA report

We already know the downturn of 2009 led to a 4 day CO2 emissions pause and (thanks to another IEA release) that 2010 brought a new fossil fuel CO2 emissions record (of 30.6 Gt) – which contributed to a record-high … Continue reading

IEA World Energy Outlook 2011: ‘we need to invest 10,000,000,000,000 dollars in oil’

On Wednesday the International Energy Agency will release the 2011 edition of the World Energy Outlook. Some energy investment figures from the new IEA report have already been made available though – including a proposed 10 trillion dollar investment in … Continue reading

UNEP hands world homework for Earth Summit 2012

Among green geopolitical milestones there are a few true megaliths. Probably one can count in the world assemblees in Copenhagen and Kyoto, but the real foundations for international environmental cooperation were laid decades before.

World population 7 billion – where will the next billion come from?

Just one more day till the world population reaches 7 billion. Just 14 more years till the world population reaches 8 billion. We’ve seen how the latest one billion extra people are spread over the different continents. Now we’re wondering … Continue reading

World population 7 billion: where did that last billion come from?

According to the latest World Population Prospects tomorrow the world’s 7 billionth human inhabitant will be born. That means if you were born in 1968 you placed your first steps on a planet with half as many people as there … Continue reading