Today is Earth Day, an annual day to “broaden, educate and activate the environmental movement worldwide”, according to organisers. Caring about the planet sometimes feel like fighting against the tide. Why, for example, am I suffering through the sensory hell of soggy paper straws while super-wealthy people are causing unfathomable harm through the transport they use?One Oxfam report looked at23 superyachts owned by billionaires and found they travelled an average of 12,465 nautical miles a year. The charity explained “this is equivalent to each su