Graphic
Acid rain is declining after pollution cuts
Emissions of nitrogen oxides and sulphur dioxide are the leading contributors to acid rain. Emissions of both peaked around the 1980s in Europe and North America and have also peaked in Asia in recent years.

NITROGEN OXIDEs (NOx) emissions
125m tonnes
100
75
Asia
50
North America
25
Europe
0
1800
1850
1900
1950
2022
Sulphur dioxide (SO2) emissions
125m tonnes
Asia
100
75
50
North America
25
Europe
0
1850
1900
2022
1800
1950
Source: Community Emissions Data System (CEDS) via Our World in Data

NITROGEN OXIDEs (NOx) emissions
125m tonnes
100
75
Asia
50
North America
25
Europe
0
1950
1975
2022
1750
1850
1900
Sulphur dioxide (SO2) emissions
125m tonnes
Asia
100
75
North America
50
25
Europe
0
1750
1850
1900
1950
1975
2022
Source: Community Emissions Data System (CEDS) via Our World in Data

Sulphur dioxide (SO2) emissions
NITROGEN OXIDEs (NOx) emissions
125m tonnes
125m tonnes
Asia
100
100
75
75
Asia
North America
50
50
North America
25
25
Europe
Europe
0
0
1750
1850
1900
1950
1975
2022
1750
1850
1900
1950
1975
2022
Source: Community Emissions Data System (CEDS) via Our World in Data