11B da Anselmo de Andrade | Plastic Pirates

31 de Janeiro de 2022

Rio Tejo

Praia da Trafaria, Almada

Location coordinates: 38.67902 -9.1569

Group A

Average waste per m² in all riverside zones

1.407

Foreshore (Average waste per m²)

Backshore (Average waste per m²)

Riverbank crown (Average waste per m²)

Group B

Total number of waste items found (including single-use plastic)

189

Weight of all waste including plastic in kg

Group C

Flow velocity of the river (meters per second)

0.003

River width in m

Total number of floating waste

Microplásticos de maiores dimensões por 1000 litros de água do rio

Larger Microplastics per m² of the riverbank