The new Whaling Whaling is the hunting of whales mainly for meat and oil. Its earliest forms date to at least 3000 BC. So it has long been a successful economic activity but not too good for the whales whose population tends to be endangered.
Pre-Industrial Times When evaluating the historic contributions made by different countries to the greenhouse gasses found in Earth’s atmosphere, calculations generally go back no further than the year 1840 which is roughly when the industrial revolution began.

Dependencias Gubernamentales en México.


Secretaria del Medio Ambiente y Recursos Naturales. (SEMARNAT)


Procuraduría Federal de Protección al Medio Ambiente (profepa).


Secretaria de Comunicaciones y Transportes. (SCT)


Diario Oficial de la Federación. (DOF)


Secretaria de Economía. (SE)


Dependencias Gubernamentales en EUA.


Departamento de Protección Ambiental. (EPA)


Departamento de Transporte. (DOT)


Departamento de Control de Sustancias Toxicas. (DTSC)