TOOLBOX: 8 Watercolor Techniques for Beginners You can try one or two of these ideas, or make your own page of all 8 techniques. To do this, use a pencil and ruler to measure out 8 rectangles on your watercolor paper.
Global Carbon Footprint by country. This information may be about 10 years old. Plus, a per capita carbon footprint is a more accurate picture. For example China has the highest total carbon emissions, but the USA has a much higher per capita rate.