Agriculture & Biology
acoustics
17%
animal communication
72%
degradation
47%
Parus major
98%
testing
30%
urban areas
6%
woodlands
12%
Mathematics
Acoustics
31%
Adjustment
9%
Background
8%
Degradation
97%
Low-frequency Noise
20%
Sound
9%
Spectral Properties
9%
Testing
55%
Urban Areas
16%
Engineering & Materials Science
Acoustic noise
34%
Acoustic waves
12%
Acoustics
38%
Birds
18%
Degradation
54%
Testing
40%
Earth & Environmental Sciences
acoustics
14%
background noise
7%
bird
5%
city
13%
defense
5%
effect
1%
mate attraction
11%
rural environment
8%
song
100%
sound
4%
urban area
4%
woodland
11%
Medicine & Life Sciences
Acoustics
18%
Birds
6%
Forests
14%
Music
88%
Noise
11%
Singing
8%