Anonymous ID: 2ca3f5 April 22, 2021, 11:10 p.m. No.13492849   🗄️.is 🔗kun   >>2892

An eddy is a circular current of water. Can you spot the eddies? This NASA image shows a field of eddies in the waters around Tasmania. The swirling motion of eddies in the ocean cause nutrients that are normally found in colder, deeper waters to come to the surface.

Anonymous ID: 2ca3f5 April 22, 2021, 11:34 p.m. No.13492986   🗄️.is 🔗kun   >>2994 >>3017 >>3075 >>3109 >>3143 >>3161 >>3179 >>3208 >>3219

>>13492977

 

A distinctive geometric tradition of rock paintings and engravings has recently been introduced to rock art studies in southern Africa. The general characteristics and the overall distribution of this art are now known and the authorship of this art has been provisionally assigned to Khoekhoe herders.

 

https://www.researchgate.net/figure/Composite-sketch-showing-the-major-categories-of-Geometric-Tradition-paintings-in-the_fig1_261827002