• Dr. Joseph Graziano, interim department chair of environmental health sciences at Columbia University's Mailman School of Public Health, said the public should switch away from lead bullets -- even if the research is still developing.

    CNN: Should hunters switch to 'green' bullets?

$firstVoiceSent
- 来自原声例句
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定