The canopy spectral reflectance were gradually getting larger in the visible region and smaller in the near infrared region as the growth stage went on.
Staring at your digital devices for long periods of time can lead to sore, irritated and dry eyes, headaches and fatigue, which, in turn, can decrease your productivity.
A reliance on the management of resources through cooperative action reduced their flexibility of action, so that when poor seasons occurred, people were seriously hurt.
Just having a strong teacher for one elementary year left pupils a bit less likely to become mothers as teenagers, a bit more likely to go to college and earning more money at age 28.