Here's another vocabulary guide listed by order of occurrence. --Scott and Gaby Thomas
descubre: he discovers :: descubrir: to discover
hola: hi, hello
amigo: friend
¿quieres que...?: do you want to...? :: querer: to want
que: that
exploremos: we explore :: explorar: to explore
el: the
arroyo: stream
juntos: together
sí: yes
me gustaría: I would like to, it would please me :: gustar: to please
pero: but
hey: hey
¿por qué...?: why...?
te pones triste: are you sad :: ponerse triste: to be sad
quisiera: I would like :: querer: to want, to like, to love
jugar: to play
contigo: with you
y: and
con: with
mis: my :: mi: my
amigos: friends :: amigo: friend
también: also
alguien: someone
arrojó: he threw :: arrojar: to throw
basura: trash
se cerró: it closed off
paso: way
para: in order to
llegar: to arrive
a: to
ellos: them
no te preocupes: imp don't worry :: preocuparse: to worry
ya: already
sé: I know :: saber: to know
cómo: how
ayudarte: to help you :: ayudar: to help
gracias: thanks, thank-you
habrá arrojado: he will have thrown (used in questions)
la: f the
botella: bottle
al: in the (a + el)
agua: water
si: if
aquí: here
hay: there is
un: a
cesto: trash can
de: of
es: it is
algunas: some
personas: people :: persona: person
no entienden: they don't understand
lo importante: how important
cuidar: to take care of
mundo: world
nos rodea: it surrounds us :: nos: us :: rodear: to surround
bonito: pretty, beautiful
además: in addition
mantener limpia: to keep clean :: mantener: to maintain, to keep :: limpio: clean
debemos: we must :: deber: to must, to ought to
cuidarla: to take care of it :: cuidar: to take care of
bien: well
las: fpl the
plantas: plants :: planta: plant
los: mpl the
animales: animals :: animal: animal
por suerte: luckily
tienes: you have :: tener: to have
mucha: a lot, much :: mucho: a lot, much
no la cuidamos: we don't take care of it :: cuidar: to take care of
corremos riesgo: we run the risk :: correr: to run :: riesgo: risk
poder: to be able to
usarla: to use it
nunca más: never again
ahora: now
nuestros: our
sabemos: we know :: saber: to know
porque: because
este: this
planeta: planet
nuestra: our :: nuestro: our
casa: house