Our personal injury liability activity was as follows: | Millions, | | | | | | for the Six Months Ended June 30, | 2014 | 2013 | | Beginning balance | $ | 294 | $ | 334 | | Current year accruals | | 43 | | 47 | | Changes in estimates for prior years | | (14) | | (22) | | Payments | | (30) | | (44) | | Ending balance at June 30 | $ | 293 | $ | 315 | | Current portion, ending balance at June 30 | $ | 80 | $ | 90 |
Our asbestos-related liability activity was as follows: | Millions, | | | | | | for the Six Months Ended June 30, | 2014 | 2013 | | Beginning balance | $ | 131 | $ | 139 | | Accruals | | - | | - | | Payments | | (4) | | (5) | | Ending balance at June 30 | $ | 127 | $ | 134 | | Current portion, ending balance at June 30 | $ | 9 | $ | 8 |
Our environmental liability activity was as follows: | Millions, | | | | | | for the Six Months Ended June 30, | 2014 | 2013 | | Beginning balance | $ | 171 | $ | 170 | | Accruals | | 16 | | 19 | | Payments | | (20) | | (21) | | Ending balance at June 30 | $ | 167 | $ | 168 | | Current portion, ending balance at June 30 | $ | 51 | $ | 49 |
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