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Country Rankings

Countries ranked by microplastic research output — total papers, top-tier evidence, and citation impact.

Papers with more than 50 co-authors are excluded. How rankings work →

Rank Country Papers Tier 1 Citations Institutions
101 🇧🇦 BA 21 0 607 6
102 🇰🇼 KW 20 0 292 6
103 🇧🇭 BH 20 0 674 6
104 🇦🇬 AG 19 1 94 2
105 🇿🇼 ZW 19 0 235 8
106 🇸🇩 SD 19 0 268 12
107 🇰🇭 KH 19 2 248 6
108 🇲🇹 MT 18 0 321 3
109 🇦🇱 AL 18 0 992 11
110 🇲🇼 MW 18 1 466 9
111 🇦🇲 AM 17 1 49 8
112 🇦🇿 AZ 16 1 54 9
113 🇨🇲 CM 15 0 68 9
114 🇸🇳 SN 15 0 1,072 7
115 🇧🇾 BY 15 0 233 6
116 🇨🇺 CU 14 0 210 9
117 🇵🇾 PY 14 0 70 3
118 🇵🇦 PA 14 0 155 4
119 🇲🇺 MU 13 0 371 2
120 🇬🇹 GT 13 0 137 4
121 🇦🇫 AF 13 0 9 7
122 🇱🇺 LU 13 0 125 4
123 🇹🇯 TJ 12 0 42 2
124 🇧🇿 BZ 12 0 103 2
125 🇸🇸 SS 12 0 2 1
126 🇬🇪 GE 11 1 352 7
127 🇧🇴 BO 11 0 26 6
128 🇧🇯 BJ 11 0 189 4
129 🇩🇴 DO 11 0 950 3
130 🇨🇻 CV 11 0 264 1
131 🇱🇦 LA 11 0 56 3
132 🇰🇵 KP 11 1 136 4
133 🇲🇿 MZ 10 1 141 6
134 🇰🇳 KN 10 0 46 2
135 🇲🇩 MD 10 0 10 4
136 🇳🇦 NA 9 0 153 3
137 🇧🇸 BS 9 0 131 1
138 🇹🇹 TT 9 0 491 2
139 🇳🇮 NI 9 0 71 5
140 🇸🇱 SL 9 1 67 3
141 🇷🇪 RE 8 0 97 1
142 🇱🇾 LY 8 1 13 6
143 🇨🇩 CD 8 0 23 8
144 🇧🇹 BT 8 0 5 2
145 🇫🇴 FO 8 0 943 1
146 🇸🇾 SY 8 0 93 6
147 🇸🇻 SV 7 1 9 6
148 🇻🇺 VU 7 0 157 1
149 🇰🇬 KG 7 1 9 3
150 🇬🇾 GY 6 0 20 2