Here are some older HN discussions on the declining butterfly population. I only selected those that are at least 5 years old. https://hn.algolia.com/?dateEnd

Here are some older HN discussions on the declining butterfly population. I only selected those that are at least 5 years old. https://hn.algolia.com/?dateEnd=1500508800&dateRange=custom&dateStart=1152835200&page=0&prefix=true&query=monarch%20butterfly%20&sort=byPopularity&type=story https://hn.algolia.com/?dateEnd=1500508800&dateRange=custom&...