Carbon offsets have become big business as more companies make promises to protect the climate but can’t meet the goals on their own. When a company buys carbon offsets, it pays a project elsewhere to reduce greenhouse gas emissions on its behalf – by planting trees, for example, or generating renewable energy. The idea is that reducing greenhouse gas emissions anywhere pays off for the global climate.https://theconversation.com/companies-are-buying-up-cheap-carbon-offsets-data-suggest-...