The Little Ice Age, 13-19 century and General Crisis -Linked to demographic collapse in the Americas -Desertion of large areas of native American farmland
ended traditional practices of forest management through burning
resurgence of plant life,
shorter growing seasons and less hospital weather conditions affected food production wet cold summers reduced harvests dramatically in Eurasia -lead to the collapse of the Ming dynasty in China -Europe, severe droughts, ruined crops in regions such as China, in 1637-1641
enormous widespread exchange of plants, animals, food, human population, diseases and ideas; -one of the most significant events in the history of world ecology, agriculture and culture between America, Asia, Europe, and Africa. -wheat, rice, sugarcane, grapes, etc. took hold in the Americas where they transformed the landscape
European animals, multiplying quickly in the absence of natural predators. -American food crops like corn and potatoes also spread to the eastern hemisphere.
Atlantic world connecting four continents.