The activity concentrations of radionuclides 226Ra, 232Th and 40K of soil samples in the case of Metekel Zone, Ethiopia

Open Access

Table 2

Comparison of mean activity concentrations (Bq kg⁻¹ with studied results in soil samples from some selected countries.

Countries	²²⁶Ra	²³²Th	⁴⁰K	References
Dhanbad city (Jharkhand)	44	62	570	[5]
Turkey	50	40	324	[6]
Sahiwal, Pakistan	86	62	427	[33]
Rize Province–Turkey	25	52	345	[34]
Istanbul	28	33	388	[35]
North Cyprus	84	54	594	[36]
Kuwait	18	15	385	[37]
Northern Jordan	43	27	291	[38]
Malaysia	396	165	835	[39]
Eastern Yunnan, China	28	24	97	[40]
Coal-fired power plant, China	27	53	765	[41]
Kaduna State, Nigeria	128	86	237	[42]
Al-Qadisiyah Governorate	NA	5	450	[43]
Southestern Kenya	195	409	915	[44]
India	70	77	1028	[45]
Iran	24	26	458	[46]
Thai Lemongrass	26	55	477	[47]
Saudi Arabia	23	24	790	[48]
Iraqi Kurdistan Region	11–16	9–11	242–850	[49]
Penang, Malaysia	80	56	516	[50]
Northern regions of Oman	10–43	2.4–21	42–224	[51]
Niabi, Faisalabad, Pakistan	29–33	52–60	614–671	[52]

Western, Ethiopia	64	70	330	This study

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