by Alex Cooper Figure 1: Exhaust contrails from a NASA jet testing biofuel. Image attribution: NASA / Eddie Winstead, Public domain, via Wikimedia Commons Most…
by Will Burke Figure 1: Ring net offshore aquaculture. Image: Asc1733, CC BY-SA 4.0 <https://creativecommons.org/licenses/by-sa/4.0>, via Wikimedia Commons. A decade ago aquaculture – fish and aquatic…