Climate change is a material risk companies are facing in their quest to achieve sustainable practices. As one of the anthropogenic causals of climate change, companies are revising their policies and practices to include and minimize climate change effects. The purpose of this research was to investigate how Newmont Mining Company covers environmental sustainability in their policy and pro-environmental behaviors in their practices. The researcher selected two sustainability secondary data of the company and conducted a content analysis of the documents. Guided by environmentally-specific transformational leadership model, the researcher discovered that Newmont mining company has included environmental sustainability policies in their core values and business strategy. Also, it was discovered that Newmont leadership is active in addressing sustainable environmental behaviors through strategies such as recycling, reduction, reclaiming of sites, closure of sites and reuse. Finally, it was discovered that Newmont is compliant to international standards on climate change. It is recommended that mining companies should make efforts to revise their policies to be environmentally sensitive and ensure that the pro-environmental behaviors are used to achieve the environmental sustainability compliant.