For over 95% of the history of our species, hunting and gathering was our only means of subsistence. What was hunting and gathering?
What were the things that made hunting and gathering such a successful strategy for our species? What the limitations hunting and
gathering imposed on our ancestors and their societies?

Which physical feature minimizes population density in northern africa?

Why did president johnson decide not to run for reelection in 1968?

Is the weather changing? consider the data of severe weather that includes tornadoes occurring throughout the u. s. over the last four years. compare the severe weather for the last three years. then compare the first three months of 2017 with that data. based on previous years, what might the prediction be for weather during 2017?