If you go to a pro sports event today, there's a good chance the stadium or arena will be powered at least in part by renewable energy. The team likely takes steps to reduce energy and waste. Some even claim to have net-zero greenhouse gas emissions, meaning any emissions they still do produce they offset by paying for projects, such as tree-planting, that reduce greenhouse gases elsewhere. The venue upgrades have been impressive ' Seattle's hockey and basketball arena runs on 100% renewable energy, makes its rink ice from captured rainwater, and offers free public transit for ticket holders. The cost of carbon offsetting in sports varies by organization, with no industry standard for who pays. Some teams and leagues absorb costs through their operational budgets, treating carbon neutrality as a core responsibility. Others pass costs to consumers: Some teams add sustainability fees to ticket prices to offset each attendee's carbon footprint. The payment model ultimately reflects...
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