-
Period: to
DDT
In the 1950s', scientists were convinced that the pesticide "DDT" was effective in killing instects while not contaminating humans. -
Minamata Disease
The enviornmental distaster in the city of Minamata, Japan, due to a chemical factory dumping mercury in the bay. This is an example of bioaccumulation, since the mercury dumped is the bay reacted with bacteria to form the toxic organic compound: Methylmercury. It eventually found its' way from the waters of the bay up to the top of the food chain (humans) through the contamination of primary & secondary consumers. -
Rachel Carson's Silent Spring
With her book, Rachel Carson altered the American society's view on DDT, which soon after stopped the use of DDT as a pesticide. "poison travels from link to link in the food chain. We spray our elms, and the following spring are silent from bird songs."
-Rachel Carson -
Present - day fight against Malaria
relying on a single insecticide - you get resistant insects. In some countries however, insects became resistant against pesticides towards DDT and other pesticides. -
Period: to
Present - day fight against Malaria
relying on a single insecticide - you get resistant insects. In some countries however, insects became resistant against pesticides towards DDT and other pesticides. -
1999 Gothenburg Protocol
Started in 1999, in order to abate acidification, eutrophication and ground-level ozone, latest updated year 2012. Sets national emissions ceilings for 2010 up to 2020 for 4 pollutants: SO2, NOx, VOCs (Volatile Organic Compounds). -
Period: to
Millenium Development Goals (MDGs)
Established in 2005 at the UN summit in NY. A document with three chapters was published: freedom from want (this was the chapter that had the 8 MDGs), freedom from fear and freedom to live in dignity. -
Rio + 20 (The Future we Want - target goal of 2015
Earth Summit 20 years after the Rio Earth Summit, UNCCC was established, SDGs were replaced by the MDGs -
Period: to
Sustainable Development Goals
The 2015 UN summit in NY redesigned the MDGs into the 17 SDGs, document published is called agenda for sstainable development, target 2030