If hydrogen were to replace fossil fuel entirely, the researchers estimate that 60 to 120 trillion grams of hydrogen would be released each year into the atmosphere, assuming a 10-to-20-percent loss rate due to leakage.
The Fire TV can have a wired connection, the Fire TV Stick is wireless only. The Fire TV has Dolby Digital Plus & 5.1 surround sound, the Fire TV Stick is Dolby Digital Plus only. The Fire TV can do all Amazon games including hi-res video games, the Fire TV Stick only has a limited set of games it will play.
The stick does feature HDMI, power, WiFi, and Bluetooth. The first versions of the Fire TV Stick does not support newer video codecs (HEVC and VP9), nor does it support higher resolutions than Full HD / 1080p, (so no support for Ultra HD /2160p at up to 30 fps, which also known as 4K resolution).