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Greenhouse Effect
The trapping of heat near Earth’s surface by gases in the atmosphere, particularly CO2.
Greenhouse Effect
The solar radiant energy received by the Earth is concentrated in the 400- to 700-nm range (visible region of the spectrum).
Greenhouse Effect
The thermal radiation emitted by Earth’s surface is characterized by wavelengths longer than 4000 nm (IR region)
Kyoto Protocol
An international treaty which extends the 1992 United Nations Framework Convention on Climate Change (UNFCCC) that commits state parties to reduce greenhouse gas emissions.
Kyoto Protocol
It was adopted in Kyoto, Japan in Dec. 11, 1997 and entered into force on Feb. 16, 2005.
Paris Climate Agreement
On Dec. 12, 2015, parties reached an agreement to combat climate change and to accelerate and intensify the actions and investments needed for a sustainable low carbon future.
Paris Climate Agreement
175 countries signed the Paris Agreement on Earth Day 2016 (April), including the USA under the Obama administration.
Paris Climate Agreement
Note: the Trump administration pulled out of the Paris agreement in June 2017.
Montreal Protocol
A global agreement to protect the stratospheric ozone layer by phasing out the production and consumption of ozone-depleting substances (ODS). It was finalized in 1987 in Montreal, Canada.
Montreal Protocol
The protocol sets limits on the production of chlorofluorocarbons (CFCs), halons and related substances that release chlorine or bromine to the ozone layer of the atmosphere.
Photochemical Smog
Formed by the reactions of automobile exhaust in the presence of sunlight.
Primary Pollutants
NO, CO and unburned hydrocarbons
Secondary Pollutants
NO2 and O3
Radon (Rn)
is a naturally occurring, colorless, tasteless, odorless, radioactive gas the comes out of the ground all around and below us.
Radon (Rn)
comes from the natural (radioactive) breakdown of uranium in soil, rock and water and gets into the air.
Radon (Rn)
is ubiquitous. It can get into any type of building, homes, offices, schools, and result in high indoor radon levels.
Radon (Rn)
The US-EPA has determined that high levels of Radon causes lung cancer
more often than second-hand tobacco smoke.
RA 8749
Philippine Clean Air Act of 1999
RA 8749
Provides the policy framework for the country’s air qualitymanagement program
RA 8749
It seeks to uphold the right of every Filipino to breathe clean air by addressing air pollution from mobile and stationary sources.