The burning of fuels such as petrol, diesel and gas, which are derived from fossil energy sources such as crude oil and natural gas, releases emissions which are damaging to human health and to flora and fauna and which contribute to atmospheric warming.
Sadegot tādai degvielai kā benzīns, dīzeļdegviela un gāze, kas tiek iegūta no fosilajiem enerģijas avotiem, naftas un gāzes, gaisā nonāk izmeši, kas ir kaitīgi veselībai, florai un faunai, kā arī veicina atmosfēras sasilšanu.