White sulfur aerosols cool the climate; black carbon soot warms the climate. So when you mix the two kinds of aerosol pollution up in the Asian brown cloud, one would expect climate effects to even out. Unfortunately in our physical … Continue reading
In our series comparing population growth for different sets of countries today we have a special: the new number 4, 5 and 6 of world populations – compared to the biggest decliner, set in the year 2031.
The world population is growing, but that growth is far from uniform. In our new series on the demographical situation in the world we zoom in on the UN World Population Prospects 2010 Revision that was published last month – … Continue reading