Home›Open QuestionsCategoryOpen Questions10 entries. Click any to see everything it connects to.BrowseCompareCompare At A Past YearEnter a year to compare these entries as the atlas records them at that moment. Leave it empty for the present. A year before the common era is entered with a minus sign, so 44 BCE is minus 44.Show This YearSelect all 10Did silk cultivation in China begin with a single discovery or develop gradually over the Neolithic?Open Questions2 linksHow much of the Great Chinese Famine's death toll came from Great Leap Forward policy failures as against genuine natural disaster, and how many people actually died?Open Questions2 linksHow much of the Homestead Act's granted land went to fraudulent or speculative claims rather than genuine settlers?Open Questions2 linksIs the Sahel's desertification driven mainly by long-term climate variability or by human land use?Open Questions2 linksWas cacao domesticated in a single event in Central America about 3,600 years ago, or independently earlier in the upper Amazon, at the Santa Ana-La Florida site in present-day Ecuador, at least 5,300 years ago?Open Questions2 linksWas the 1932 to 1933 Ukrainian famine, the Holodomor, deliberately engineered by Soviet policy to break Ukrainian independence, or an unintended consequence of forced collectivization applied across the whole Soviet Union?Open Questions2 linksWas the Bengal famine of 1943 caused mainly by a real shortage of food, or by wartime policy and unequal distribution, and how many people actually died?Open Questions2 linksWhat caused colony collapse disorder, the abrupt disappearance of worker bees from managed hives reported at scale from 2006?Open Questions2 linksWhen and where did deliberate beekeeping begin?Open Questions2 linksWhy did agriculture begin at all, after two hundred thousand years of successful foraging?Open Questions2 links