PLUS: 100 startups working on these solutions heading to the HackSummit
21 startups helping us to heat our homes without heating the planet
24 startups charging ahead to power up electric vehicles
14 eco-friendly cocoa options
23 startups on a mission to course-correct
19 startups using blockchain for biodiversity and food supply chains
18 startups working with our 'greenest ally'
28 startups making better materials with synthetic biology
13 startups behind grains of change
19 startups powering the energy transition
11 startups brewing alternative coffee with bean-free and plant cell technologies
16 startups driving change
