Check out the solstice as seen from our office window. Click to see full resolution.
April 19, 2018: This week the curve continues to decrease at a rate of 1.42% from last week's level of 13.806 M km2 to 13.610 M km2 for this
Click image for more information.
Our Nine Cities Summary for March 2018 is now available here.
Our Nine Cities Summary for February 2018 is now available here.
March 22, 2018: This week the curve has changed back to a rate of decrease of 1.11% from last week's level of 14.502 M km2 to 14.341 M km2 for this week.