E

• Energy companies disestablished in 1948 ? (23 P)
• Environmental organizations established in 1948 ? (1 C)

M

• 1948 meteorology ? (9 P)

N

• 1948 natural disasters ? (2 C, 5 P)
• Non-renewable resource companies established in 1948 ? (6 P)
• Non-renewable resource companies disestablished in 1948 ? (2 P)

P

• Protected areas established in 1948 ? (44 P)

R

• Renewable resource companies disestablished in 1948 ? (1 P)
• Renewable resource companies established in 1948 ? (1 P)

S

• Species described in 1948 ? (4 C, 3 P)

• 1948 in the environment

D

• 1948 Donora smog

F

• Flood Control Act of 1948

G

• Great Plan for the Transformation of Nature

I

• International Convention for the Regulation of Whaling

O

• Operation Sandstone
• Our Plundered Planet

R

• Road to Survival