The science of exposure: How climate hazards affect our health, and what can we do about it. Learn more in the Pathways feature story: https://bit.ly/44Eg0g1 #PlanetaryHealth #ClimateChange #PublicHealth #PopulationHealth | Faculty of Medicine at the University of British Columbia | Facebook

The history of #photography Began with the discovery of two critical principles: The first is camera obscura image projection, the second is the discovery that some substances are visibly altered by exposure to light [2]. There are no artifacts or descriptions that indicate any attempt to capture images with light sensitive materials prior to the 18tBegan with the discovery of two critical principles: The first is camera obscura image projection, the second is the discovery that some substances

The history of #photography Began with the discovery of two critical principles: The first is camera obscura image projection, the second is the discovery that some substances are visibly altered by exposure to light [2]. There are no artifacts or descriptions that indicate any attempt to capture images with light sensitive materials prior to the 18tBegan with the discovery of two critical principles: The first is camera obscura image projection, the second is the discovery that some substances