Global Warming International and National Events

Main

Charles Keeling starts CO2 measurment at Mauna Loa

1958

Charles David Keeling gets the US Weather Bureau to install equipment at the Mauna Loa Observatory to start direct, high-precision measurement of CO2 concentrations in the atmosphere.

Paul Crutzen warns that human actions may damage the ozone layer.

1970

Paul Crutzen warns that human actions may damage the ozone layer.

National Academy of Sciences issues its first report on Global Warming.

1979

The National Academy of Sciences issues its first major report on Global Warming: "We may not be given a warning until the CO2 loading is such that an appreciable climate change is inevitable."

The golden toad becomes extinct due to global warming.

1987

The golden toad becomes the first species declared extinct due to global warming.

Montreal Protocol

16 September 1987 - 2050

The Montreal Protocol is implemented to phase of Chlorofluorocarbons use in order to reverse damage to the ozone layer. It is the most signed treaty in United Nations history. Ozone layer expected to reverse by 2050.

The Intergovernmental Panel on Climate Change is established.

1988

The Intergovernmental Panel on Climate Change (IPCC) is established by the World Meteorological Organization and the United Nations Environment Programme.

US signs the UN Framework Convention

1992

President George H. W. Bush signs the U. N. Framework Convention on Climate Change at the Earth Summit in Rio de Janeiro. The U.S. Senate approves the Framework Convention by unanimous consent.

The IPCC issues its Second Assessment Report.

1995

The Intergovernmental Panel on Climate Change issues its Second Assessment Report: "The balance of evidence suggests a discernible influence on global climate."

Kyoto Protocol Drafted

11 December 1997

The Kyoto Protocol sets binding obligations for controlling greenhouse gases in industrialized countries. Has not been ratified by the United States. Canada has withdrawn from the protocol.

George W. Bush calls global warming an "issue we need to take very seriously."

2000

President Bush announces that the US is withdrawing of the Kyoto Protocol.

2001

Russia Ratifies Kyoto Protocol

2004

The National Academy of Sciences of the G8 issue a statement

2005

The National Academy of Sciences of the eight major industrialized nations issue a joint statement: "The scientific understanding of climate change is now sufficiently clear to justify nations taking prompt action."

Kyoto Protocol put into effect

16 February 2005

California introduces plan to reduce greenhouse gas levels by 2020

2006

California unveils plans for reducing its greenhouse gas emissions to 1990 levels by 2020 and files lawsuits against six vehicle manufacturers for their contribution to global warming.

The hand of the Doomsday clock moved forward by two minutes.

2007

The Bulletin of the Atomic Scientists moves the hand of the Doomsday clock forward by two minutes, making it five minutes to midnight, citing global warming and nuclear proliferation.

Major greenhouse gas emitters meet at Washington and UN at New York.

September 2007

Meetings are held at the UN in New York and among major emitters in Washington, ahead of talks in December on the issue of deepening cuts after 2012, when the first commitment period under the Kyoto Protocol expires.